Accounting Policies [Abstract] New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Table] Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Effect of Change Scenario, Adjustment [Member] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Accounting Standards Update 2017-07 Accounting Standards Update 2017-07 [Member] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] nVent nVent [Member] nVent New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Net periodic benefit cost Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Reclassification from AOCI to retained earnings Tax Cuts And Jobs Act Of 2017, Reclassification From Aoci To Retained Earnings Tax Cuts And Jobs Act Of 2017 Reclassification From Aoci To Retained Earnings Reduction in prepaid long-term asset Tax Cuts And Jobs Act Of 2017, Change In Tax Rate, Increase (Decrease) In Prepaid Long-Term Asset Tax Cuts And Jobs Act Of 2017, Change In Tax Rate, Increase (Decrease) In Prepaid Long-Term Asset Deferred tax asset, income tax expense Tax Cuts And Jobs Act Of 2017, Change In Tax Rate, Deferred Tax Asset, Income Tax Expense (Benefit) Tax Cuts And Jobs Act Of 2017, Change In Tax Rate, Deferred Tax Asset, Income Tax Expense (Benefit) Statement of Financial Position [Abstract] Accounts and notes receivable, allowances Allowance for Doubtful Accounts Receivable, Current Ordinary shares, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock authorized (in shares) Common Stock, Shares Authorized Common shares issued (in shares) Common Stock, Shares, Issued Revenue, Initial Application Period Cumulative Effect Transition [Table] Revenue, Initial Application Period Cumulative Effect Transition [Table] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Domain] Initial Application Period Cumulative Effect Transition [Domain] Balances without adoption of ASC 606 Calculated under Revenue Guidance in Effect before Topic 606 [Member] Effect of Change Difference between Revenue Guidance in Effect before and after Topic 606 [Member] Accounting Standards Update 2016-16 Accounting Standards Update 2016-16 [Member] Accounting Standards Update 2014-09 Accounting Standards Update 2014-09 [Member] Revenue, Initial Application Period Cumulative Effect Transition [Line Items] Revenue, Initial Application Period Cumulative Effect Transition [Line Items] Assets Assets [Abstract] Accounts and notes receivable, net Accounts and Notes Receivable, Net Inventories Inventory, Net Other current assets Other Assets, Current Current assets held for sale Disposal Group, Including Discontinued Operation, Assets, Current Other non-current assets Other Assets, Noncurrent Non-current assets held for sale Disposal Group, Including Discontinued Operation, Assets, Noncurrent Liabilities Liabilities [Abstract] Other current liabilities Other Accrued Liabilities, Current Deferred tax liabilities Deferred Tax Liabilities, Net, Noncurrent Non-current liabilities held for sale Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent Equity Equity [Abstract] Retained earnings Retained Earnings (Accumulated Deficit) Earnings Per Share [Abstract] Statement [Table] Statement [Table] Statement [Line Items] Statement [Line Items] Basic and Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Assets [Abstract] Current assets Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Accounts and notes receivable, net of allowances of $16.0 and $14.2, respectively Total current assets Assets, Current Property, plant and equipment, net Property, Plant and Equipment, Net Other assets Other Assets, Noncurrent [Abstract] Goodwill Goodwill Intangibles, net Intangible Assets, Net (Excluding Goodwill) Total other assets Assets, Noncurrent Total assets Assets Liabilities and Equity [Abstract] Current liabilities Liabilities, Current [Abstract] Accounts payable Accounts Payable, Current Employee compensation and benefits Employee-related Liabilities, Current Current liabilities held for sale Disposal Group, Including Discontinued Operation, Liabilities, Current Total current liabilities Liabilities, Current Other liabilities Other Liabilities, Noncurrent [Abstract] Long-term debt Long-term Debt, Excluding Current Maturities Pension and other post-retirement compensation and benefits Liability, Defined Benefit Plan, Noncurrent Other non-current liabilities Other Liabilities, Noncurrent Total liabilities Liabilities Equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Ordinary shares $0.01 par value, 426.0 authorized, 173.6 and 180.3 issued at September 30, 2018 and December 31, 2017, respectively Common Stock, Value, Outstanding Additional paid-in capital Additional Paid in Capital Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Total equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Total liabilities and equity Liabilities and Equity Restructuring and Related Activities [Abstract] Restructuring Restructuring and Related Activities Disclosure [Text Block] Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Share Plans Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Share-based Compensation Expense Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block] Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Aquatic Systems Aquatic Systems [Member] Aquatic Systems [Member] Filtration Solutions Filtration Solutions [Member] Filtration Solutions [Member] Flow Technologies Flow Technologies [Member] Flow Technologies [Member] Other Corporate and Other [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Number of employees Restructuring and Related Cost, Number of Positions Eliminated Total restructuring costs Restructuring Charges Commitments and Contingencies Disclosure [Abstract] Movement in Standard Product Warranty Accrual [Roll Forward] Movement in Standard Product Warranty Accrual [Roll Forward] Beginning balance Standard and Extended Product Warranty Accrual Service and product warranty provision Product Warranty Expense Payments Standard and Extended Product Warranty Accrual, Decrease for Payments Foreign currency translation Standard and Extended Product Warranty Accrual, Foreign Currency Translation Gain (Loss) Ending balance Discontinued Operations and Disposal Groups [Abstract] Discontinued Operations Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Debt Disclosure [Abstract] Debt and Average Interest Rates on Debt Outstanding Schedule of Debt [Table Text Block] Debt Outstanding Matures on Calendar Year Basis Schedule Of Maturities Of Debt Disclosure [Text Block] Schedule of Maturities of Debt Disclosure. Organization, Consolidation and Presentation of Financial Statements [Abstract] Supplemental Guarantor Information Condensed Financial Statements [Text Block] Condensed Financial Information Disclosure [Abstract] Schedule of Condensed Financial Statements [Table] Condensed Financial Statements [Table] Consolidated Entities [Axis] Consolidated Entities [Axis] Consolidated Entities [Domain] Consolidated Entities [Domain] Subsidiary Issuer Subsidiary Issuer [Member] Condensed Financial Statements, Captions [Line Items] Condensed Financial Statements, Captions [Line Items] Ownership percentage Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage Income Statement [Abstract] Net sales Revenues Cost of goods sold Cost of Goods and Services Sold Gross profit Gross Profit Selling, general and administrative Selling, General and Administrative Expense Research and development Research and Development Expense Operating income Operating Income (Loss) Other (income) expense: Other Nonoperating Income (Expense) [Abstract] Loss on sale of business Gain (Loss) on Disposition of Business Loss on early extinguishment of debt Gain (Loss) on Extinguishment of Debt Net interest expense Interest Income (Expense), Net Other Income Other Income Other expense Other Expenses Income from continuing operations before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Provision for income taxes Income Tax Expense (Benefit) Net income from continuing operations Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Income from discontinued operations, net of tax Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax (Loss) gain from sale of discontinued operations, net of tax Discontinued Operation, Provision for Loss (Gain) on Disposal, Net of Tax Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Comprehensive income, net of tax Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Net income Changes in cumulative translation adjustment (inclusive of divestiture of business reclassified to gain from sale of $0.0 and $374.2 for the three and nine months ended September 30, 2017, respectively) Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Changes in market value of derivative financial instruments, net of tax Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Portion Attributable to Parent Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Earnings per ordinary share Earnings (loss) Per Share, Basic Earnings Per Share, Basic [Abstract] Continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Basic Share Discontinued operations (in dollars per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share Basic earnings (loss) per ordinary share (in dollars per share) Earnings Per Share, Basic Earnings (loss) Per Share, Diluted Earnings Per Share, Diluted [Abstract] Continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Diluted Share Discontinued operations (in dollars per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share Diluted earnings (loss) per ordinary share (in dollars per share) Earnings Per Share, Diluted Weighted average ordinary shares outstanding Weighted Average Number of Shares Outstanding, Basic [Abstract] Basic (shares) Weighted Average Number of Shares Outstanding, Basic Diluted (shares) Weighted Average Number of Shares Outstanding, Diluted Cash dividends paid per ordinary share Common Stock, Dividends, Per Share, Cash Paid Revenue from Contract with Customer [Abstract] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Timing of Transfer of Good or Service [Axis] Timing of Transfer of Good or Service [Axis] Timing of Transfer of Good or Service [Domain] Timing of Transfer of Good or Service [Domain] Transferred at Point in Time Transferred at Point in Time [Member] Transferred over Time Transferred over Time [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Percent of contract liabilities Contract with Customer, Liability, Revenue Recognized, Percent Contract with Customer, Liability, Revenue Recognized, Percent Revenues, percent Revenues, Percent Revenues, Percent Change in net contract assets Contract With Customer, Asset (Liability), Net, Increase (Decrease), Amount Contract with Customer, Asset (Liability), Net, Increase (Decrease), Amount Impairment losses on contract assets Contract with Customer, Asset, Credit Loss Expense Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Senior Notes Senior Notes [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Q4 2018 Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year 2018 Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2019 Long-term Debt, Maturities, Repayments of Principal in Year Two 2020 Long-term Debt, Maturities, Repayments of Principal in Year Three 2021 Long-term Debt, Maturities, Repayments of Principal in Year Four 2022 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Total debt Long-term Debt Disposal Groups, Including Discontinued Operations Disposal Groups, Including Discontinued Operations [Table Text Block] Segment Reporting [Abstract] Financial Information by Reportable Segment Schedule Of Financial Performance By Reportable Segment Table [Text Block] Schedule Of Financial Performance By Reportable Segment Table. Reconciliation of Operating Profit (Loss) from Segments to Consolidated Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivatives and Financial Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Changes in cumulative translation adjustment inclusive of divestiture of business reclassified to gain from sale Changes in Cumulative translation adjustment inclusive of divestiture of business reclassified to gain from sale Changes in Cumulative translation adjustment inclusive of divestiture of business reclassified to gain from sale Shareholders' Equity Stockholders' Equity Note Disclosure [Text Block] Reconciliation from Segment Income to Operating Income [Abstract] Reconciliation from Segment Income to Operating Income [Abstract] Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table] Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Operating Segments Operating Segments [Member] Segment Reconciling Items [Member] Segment Reconciling Items [Member] Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] Segment income Restructuring and other Intangible amortization Amortization of Intangible Assets Loss on sale of business Loss on early extinguishment of debt Corporate allocations Separation Costs of Proposed Spin-Off Separation Costs of Proposed Spin-Off Net interest expense Interest Revenue (Expense), Net Other expense (income) Income from continuing operations before income taxes Changes in Carrying Amount of Service and Product Warranties Schedule of Product Warranty Liability [Table Text Block] Retirement Benefits [Abstract] Benefit Plans Pension and Other Postretirement Benefits Disclosure [Text Block] Schedule of Defined Benefit Plans Disclosures [Table] Schedule of Defined Benefit Plans Disclosures [Table] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Plan termination completion period Defined Benefit Plan, Plan Termination Completion Period Defined Benefit Plan, Plan Termination Completion Period Benefits paid Defined Benefit Plan, Benefit Obligation, Benefits Paid Income Tax Disclosure [Abstract] Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Total gross liability for unrecognized tax benefits Unrecognized Tax Benefits Provisional income tax expense Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Provisional Income Tax Expense (Benefit) Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Provisional Income Tax Expense (Benefit) Decrease to provisional income tax expense Tax Cuts And Jobs Act Of 2017, Measurement Period Adjustment, Income Tax Expense (Benefit) Tax Cuts And Jobs Act Of 2017, Measurement Period Adjustment, Income Tax Expense (Benefit) Decrease of income tax expense related to remeasurement of certain deferred tax assets and liabilities due to lower tax rate Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense (Benefit) Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense (Benefit) Transition tax expense Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Provisional Income Tax Expense (Benefit) Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Provisional Income Tax Expense (Benefit) Consolidation, Eliminations Consolidation, Eliminations [Member] Parent Company Guarantor Parent Company [Member] Guarantor Subsidiaries Guarantor Subsidiaries [Member] Non-Guarantor Subsidiaries Non-Guarantor Subsidiaries [Member] Operating activities Net Cash Provided by (Used in) Operating Activities [Abstract] Net cash provided by (used for) operating activities Net Cash Provided by (Used in) Operating Activities Investing activities Net Cash Provided by (Used in) Investing Activities [Abstract] Capital expenditures Payments to Acquire Property, Plant, and Equipment Proceeds from sale of property and equipment Payments for (Proceeds from) Productive Assets (Payments due to) proceeds from the sale of businesses, net Payments for (Proceeds from) Businesses and Interest in Affiliates Acquisitions, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Net intercompany loan activity Intercompany Loan Activity, Net Intercompany Loan Activity, Net Net cash provided by (used for) investing activities of continuing operations Net Cash Provided by (Used in) Investing Activities, Continuing Operations Net cash provided by (used for) investing activities of discontinued operations Cash Provided by (Used in) Investing Activities, Discontinued Operations Net cash provided by (used for) investing activities Net Cash Provided by (Used in) Investing Activities Financing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Net receipts of short-term borrowings Proceeds from (Repayments of) Short-term Debt Net receipts (repayments) of commercial paper and revolving long-term debt Proceeds from (Repayments of) Lines of Credit Repayments of long-term debt Repayments of Long-term Debt Debt issuance costs Payments of Debt Issuance Costs Premium paid on early extinguishment of debt Payment for Debt Extinguishment or Debt Prepayment Cost Transfer of cash to nVent Cash Divested from Deconsolidation Distribution of cash from nVent Proceeds from Divestiture of Businesses Net change in advances to subsidiaries Proceeds from (Payments for) Other Financing Activities Shares issued to employees, net of shares withheld Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Including Stock Options Repurchases of ordinary shares Payments for Repurchase of Common Stock Dividends paid Payments of Ordinary Dividends, Common Stock Net cash provided by (used for) financing activities of continuing operations Net Cash Provided by (Used in) Financing Activities Change in cash held for sale Increase (Decrease) in Assets Held-for-sale Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash and Cash Equivalents Change in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash and cash equivalents, beginning of period Cash and cash equivalents, end of period Goodwill and Intangible Assets Disclosure [Abstract] Schedule Of Acquired Intangible Assets By Major Class [Table] Schedule Of Acquired Intangible Assets By Major Class [Table] Schedule of Acquired Intangible Assets by Major Class [Table] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Customer relationships Customer Relationships [Member] Trade names intangibles Trade Names [Member] Patented Technology [Member] Patented Technology [Member] Acquired Intangible Assets By Major Class [Line Items] Acquired Intangible Assets By Major Class [Line Items] Acquired Intangible Assets by Major Class [Line Items] Cost Finite-Lived Intangible Assets, Gross Accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Net Finite-Lived Intangible Assets, Net Net, indefinite-life intangibles Indefinite-lived Intangible Assets (Excluding Goodwill) Cost Intangible Assets, Gross (Excluding Goodwill) Net Net sales Disposal Group, Including Discontinued Operation, Revenue Cost of goods sold Disposal Group, Including Discontinued Operation, Costs of Goods Sold Gross profit Disposal Group, Including Discontinued Operation, Gross Profit (Loss) Selling, general and administrative Disposal Group, Including Discontinued Operation, General and Administrative Expense Research and development Disposal Group, Including Discontinued Operation, Operating Expense Operating (loss) income Disposal Group, Including Discontinued Operation, Operating Income (Loss) Income from discontinued operations before income taxes Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Income tax (benefit) provision Discontinued Operation, Tax Effect of Income (Loss) from Discontinued Operation During Phase-out Period Income from discontinued operations, net of tax Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent (Loss) gain from sale of discontinued operations before income taxes Discontinued Operation, Provision for Loss (Gain) on Disposal, before Income Tax Provision for income taxes Discontinued Operation, Tax (Expense) Benefit from Provision for (Gain) Loss on Disposal Gain from sale of discontinued operations, net of tax Loss (earnings) from continuing operations of investment in subsidiaries Gain (Loss) on Investments Loss on sale of business Net interest (income) expense Gain from sale of discontinued operations, net of tax (Loss) earnings from discontinued operations of investment in subsidiaries Discontinued Operation, Income (Loss) From Investment In Subsidiaries Discontinued Operation, Income (Loss) from Investment in Subsidiaries Changes in cumulative translation adjustment Letters of credit outstanding Letters of Credit Outstanding, Amount Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] Operating Activities [Axis] Operating Activities [Axis] Operating Activities [Domain] Operating Activities [Domain] Discontinued Operations, Disposed of by Sale [Member] Discontinued Operations, Disposed of by Sale [Member] Discontinued Operations [Member] Discontinued Operations [Member] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Separation costs Separation costs Separation costs Deal related costs and expenses Business Exit Costs Basis of Presentation and Responsibility for Interim Financial Statements Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Segment Information Segment Reporting Disclosure [Text Block] Financial Assets and Liabilities Measured at Fair Value on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Recorded Amounts and Estimated Fair Values of Long-term Debt and Derivative Financial Instruments Schedule of Long-term Debt Instruments [Table Text Block] Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Beginning balance Restructuring Reserve Costs incurred Restructuring and Related Cost, Incurred Cost Cash payments and other Payments for Restructuring Ending balance Fair Value Disclosures [Abstract] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value Hierarchy and NAV [Domain] Fair Value, Inputs, Level 1 Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 2 Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 3 [Member] Fair Value, Inputs, Level 3 [Member] Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value, Measurements, Recurring Fair Value, Measurements, Recurring [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Impairment of Intangible Assets (Excluding Goodwill) Impairment of Intangible Assets (Excluding Goodwill) Foreign currency contract assets Foreign Currency Contract, Asset, Fair Value Disclosure Foreign currency contract liabilities Foreign Currency Contracts, Liability, Fair Value Disclosure Deferred compensation plan Deferred Compensation Plan Assets Fair Value Disclosure Deferred Compensation Plan Assets, Fair Value Disclosure Total recurring fair value measurements Derivative Assets (Liabilities), at Fair Value, Net Income Taxes Income Tax Disclosure [Text Block] Service cost Defined Benefit Plan, Service Cost Interest cost Defined Benefit Plan, Interest Cost Expected return on plan assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Actuarial loss Defined Benefit Plan, Actuarial Gain (Loss), Immediate Recognition as Component in Net Periodic Benefit (Cost) Credit Net periodic benefit cost Statement of Cash Flows [Abstract] Net income Income from discontinued operations, net of tax Adjustments to reconcile net income from continuing operations to net cash provided by (used for) operating activities of continuing operations Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Equity income of unconsolidated subsidiaries Income (Loss) from Equity Method Investments Depreciation Depreciation Amortization Amortization Deferred income taxes Deferred Income Taxes and Tax Credits Share-based compensation Share-based Compensation Changes in assets and liabilities, net of effects of business acquisitions Increase (Decrease) in Operating Capital [Abstract] Accounts and notes receivable Increase (Decrease) in Accounts Receivable Inventories Increase (Decrease) in Inventories Other current assets Increase (Decrease) in Other Current Assets Accounts payable Increase (Decrease) in Accounts Payable Employee compensation and benefits Increase (Decrease) in Other Employee-Related Liabilities Other current liabilities Increase (Decrease) in Other Current Liabilities Other non-current assets and liabilities Increase (Decrease) in Other Noncurrent Assets and Liabilities, Net Net cash provided by (used for) operating activities of continuing operations Net Cash Provided by (Used in) Operating Activities, Continuing Operations Net cash provided by (used for) operating activities of discontinued operations Cash Provided by (Used in) Operating Activities, Discontinued Operations Net cash provided by (used for) operating activities Proceeds from sale of property and equipment Net cash provided by (used for) investing activities of continuing operations Net repayments of short-term borrowings Premium paid on early extinguishment of debt Net cash provided by (used for) financing activities of continuing operations Derivative [Table] Derivative [Table] Fair Value, by Balance Sheet Grouping, Disclosure Item Amounts [Axis] Measurement Basis [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Portion at Fair Value Measurement [Member] Portion at Fair Value Measurement [Member] Recorded Amount Reported Value Measurement [Member] Fair Value Estimate of Fair Value Measurement [Member] Derivative [Line Items] Derivative [Line Items] Variable rate debt Long-term Debt, Percentage Bearing Variable Interest, Amount Fixed rate debt Long-term Debt, Percentage Bearing Fixed Interest, Amount Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Stockholders Equity Note Disclosure [Table] Stockholders Equity Note Disclosure [Table] Stockholders Equity Note Disclosure [Table] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Share Repurchase Program [Domain] Share Repurchase Program [Domain] December 2014 Share Repurchase Program [Member] December 2014 Share Repurchase Program [Member] December 2014 Share Repurchase Program [Member] May 2018 Share Repurchase Program [Member] May 2018 Share Repurchase Program [Member] May 2018 Share Repurchase Program [Member] Stockholders Equity Note Disclosure [Line Items] Stockholders Equity Note Disclosure [Line Items] Stockholders Equity Note Disclosure [Line Items] Repurchase of shares of our common stock up to a maximum aggregate value Stock Repurchase Program, Authorized Amount Common stock authorized for repurchase, expiration date Stock Repurchase Program Expiration Date Share repurchase (in shares) Treasury Stock, Shares, Acquired Share repurchase Stock Repurchased During Period, Value Share repurchase program remaining available amount Stock Repurchase Program, Remaining Authorized Repurchase Amount Dividends payable Dividends Payable, Current Debt Debt Disclosure [Text Block] Revenue Revenue from Contract with Customer [Text Block] Earnings Per Share Earnings Per Share [Text Block] Restructuring Type [Axis] Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Severance and related costs Severance And Related Costs [Member] Severance And Related Costs [Member] Other Other Restructuring [Member] Restructuring costs Disclosure Supplemental Balance Sheet Information [Abstract] Disclosure - Supplemental Balance Sheet Information [Abstract] Supplemental Balance Sheet Information Supplemental Balance Sheet Information [Table Text Block] Supplemental Balance Sheet Information. Net income Net Income (Loss) Attributable to Parent Net income from continuing operations Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent Weighted average common shares outstanding Weighted Average Number of Shares Outstanding, Diluted [Abstract] Dilutive impact of stock options, restricted stock units and performance share units Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Diluted (shares) Earnings per common share attributable to Pentair plc Earnings Per Share, Basic and Diluted [Abstract] Basic earnings (loss) per ordinary share (in dollars per share) Diluted earnings (loss) per ordinary share (in dollars per share) Anti-dilutive stock options excluded from the calculation of diluted earnings per share Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Award Type [Axis] Award Type [Axis] Equity Award [Domain] Equity Award [Domain] Restricted stock units Restricted Stock Units (RSUs) [Member] Stock options Equity Option [Member] Performance share units Performance Shares [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Total share-based compensation expense Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] 2012 Stock Incentive Plan Two Thousand Twelve Stock Incentive Plan [Member] Two Thousand Twelve Stock Incentive Plan [Member] Award Date [Axis] Award Date [Axis] Award Date [Domain] Award Date [Domain] 2016 Grant Date Of Two Thousand Sixteen [Member] Grant Date Of Two Thousand Sixteen [Member] 2017 Grant Date Of Two Thousand Seventeen [Member] Grant Date Of Two Thousand Seventeen [Member] Share-based compensation associated with discontinued operations Disposal Group, Including Discontinued Operations, Share-based Compensation Expense Disposal Group, Including Discontinued Operations, Share-based Compensation Expense Grants in period (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Shares issued (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period Options granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Weighted-average grant date fair value (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted-average grant date fair value of options (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Spinoff transaction, equity interests issued per ordinary predecessor share (in shares) Spinoff Transaction, Equity Interests Issued Per Ordinary Predecessor Share Spinoff Transaction, Equity Interests Issued Per Ordinary Predecessor Share Conversion rate of target Share-based Compensation Arrangement by Share-based Payment Award, Conversion Rate Of Target Share-based Compensation Arrangement by Share-based Payment Award, Conversion Rate Of Target Goodwill and Other Identifiable Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Senior Notes 2.45% Due 2019 Senior Notes Two Point Four Five Percent Due Twenty Nineteen [Member] Senior Notes Two Point Four Five Percent Due Twenty Nineteen [Member] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Foreign Exchange Contract [Member] Foreign Exchange Contract [Member] Notional amount Derivative, Notional Amount Amount of hedged item Derivative, Amount of Hedged Item Interest rate Debt Instrument, Interest Rate, Stated Percentage Tender Offer Tender Offer Tender Offer Gain (Loss) on Derivative Used in Net Investment Hedge, after Tax Gain (Loss) on Derivative Used in Net Investment Hedge, after Tax Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset Schedule of Goodwill [Table] Schedule of Goodwill [Table] Goodwill [Line Items] Goodwill [Line Items] Goodwill [Roll Forward] Goodwill [Roll Forward] Beginning Balance Foreign currency translation/other Goodwill, Other Increase (Decrease) Ending Balance Commercial Paper Commercial Paper [Member] Line of Credit Line of Credit [Member] Other Other Debt [Member] Other Debt [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving Credit Facility Revolving Credit Facility [Member] Senior Notes 2.900% Due 2018 Senior Notes Two Point Nine Percent Due Twenty Eighteen [Member] Senior Notes Two Point Nine Percent Due Twenty Eighteen [Member] Senior Notes 2.650% Due 2019 Senior Notes Two Point Six Five Zero Percent Due Twenty Nineteen [Member] Senior Notes Two Point Six Five Zero Percent Due Twenty Nineteen [Member] Senior Notes 3.625% Due 2020 Senior Notes Three Point Six Two Five Percent Due Twenty Twenty [Member] Senior Notes Three Point Six Two Five Percent Due Twenty Twenty [Member] Senior Notes 5.000% Due 2021 Senior Notes Five Point Zero Zero Zero Percent Due Twenty Twenty One [Member] Senior Notes, 5.000 Percent Due 2021 [Member] Senior Notes 3.150% Due 2022 Senior Notes Three Point One Five Zero Percent Due Twenty Twenty Two [Member] Senior Notes Three Point One Five Zero Percent Due Twenty Twenty Two [Member] Senior Notes 4.650% Due 2025 Senior Notes Four Point Six Five Percent Due Twenty Twenty Five [Member] Senior Notes Four Point Six Five Percent Due Twenty Twenty Five [Member] Average interest rate as of September 30, 2018 Debt, Weighted Average Interest Rate Commercial paper Commercial Paper Unamortized debt issuance costs and discounts Unamortized Debt Issuance Expense Total debt Debt, Long-term and Short-term, Combined Amount Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, remaining performance obligation Revenue, Remaining Performance Obligation, Amount Revenue, remaining performance obligation period Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Investments in subsidiaries Investments in and Advances to Affiliates, Amount of Equity Long-term intercompany debt Long-Term Intercompany Debt Long-term intercompany debt Total other assets Liabilities and Equity Total current liabilities Total equity Contract assets Contract with Customer, Asset, Net, Current Contract liabilities Contract with Customer, Liability Net contract assets Contract With Customer, Asset (Liability), Net Contract With Customer, Asset (Liability), Net $ Change Contract With Customer, Asset, Increase (Decrease), Amount [Abstract] Contract with Customer, Asset, Increase (Decrease), Amount Contract assets Contract With Customer, Asset, Increase (Decrease), Amount Contract with Customer, Asset, Increase (Decrease), Amount Contract liabilities Contract With Customer, Liability, Increase (Decrease), Amount Contract with Customer, Liability, Increase (Decrease), Amount Net contract assets % Change Contract With Customer, Asset, Increase (Decrease), Percent [Abstract] Contract With Customer, Asset, Increase (Decrease), Percent [Abstract] Contract assets Contract With Customer, Liability, Increase (Decrease), Percent Contract With Customer, Liability, Increase (Decrease), Percent Contract liabilities Contract With Customer, Asset, Increase (Decrease), Percent Contract With Customer, Asset, Increase (Decrease), Percent Net contract assets Contract With Customer, Asset (Liability), Net, Increase (Decrease), Percent Contract With Customer, Asset (Liability), Net, Increase (Decrease), Percent Carrying Amount of Goodwill by Segment Schedule of Goodwill [Table Text Block] Detail of Identifiable Intangible Assets Schedule Of Intangible Assets Table [Text Block] Schedule Of Intangible Assets. Estimated Future Amortization Expense for Identifiable Intangible Assets Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Supplemental Balance Sheet Information Supplemental Balance Sheet Disclosures [Text Block] Risk-free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Expected dividend yield Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Expected share price volatility Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Expected term (years) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] U.S. UNITED STATES Western Europe Western Europe [Member] Western Europe [Member] Developing Developing Countries [Member] Developing Countries [Member] Other Developed Other Developed Countries [Member] Other Developed Countries [Member] Industry Sector [Axis] Industry Sector [Axis] Industry Sector [Domain] Industry Sector [Domain] Residential Residential Sector [Member] Residential Sector [Member] Commercial Commercial Sector [Member] Commercial Sector [Member] Industrial Industrial Sector [Member] Industrial Sector [Member] Net sales Revenue from Contract with Customer, Excluding Assessed Tax Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Document and Entity Information [Abstract] Document and Entity Information [Abstract] Entities [Table] Entities [Table] Document Information [Line Items] Document Information [Line Items] Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Emerging Growth Company Entity Emerging Growth Company Entity Small Business Entity Small Business Document Type Document Type Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Trading Symbol Trading Symbol Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Lender Name [Axis] Lender Name [Axis] Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender [Domain] Other Credit Facilities [Member] Other Credit Facilities [Member] Other Credit Facilities [Member] Debt term Debt Instrument, Term Credit facility maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Optional line of credit limit increase Line of Credit Facility, Accordion Feature, Increase Limit Line of Credit Facility, Accordion Feature, Increase Limit Debt covenant, unrestricted cash Debt Instrument, Covenant, Unrestricted Cash Debt Instrument, Covenant, Unrestricted Cash Debt agreement financial covenant, leverage ratio Debt Instrument, Leverage Ratio Covenant Debt Instrument, Leverage Ratio Covenant Leverage ratio covenant period Debt Instrument, Leverage Ratio Covenant Period Debt Instrument, Leverage Ratio Covenant Period EBITDA ratio for debt Debt Instrument, EBITDA Ratio Covenant Debt Instrument, EBITDA Ratio Covenant Remaining borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Borrowings outstanding Long-term Line of Credit Debt Cash tender offer Debt Instrument, Cash Tender Offer Debt Instrument, Cash Tender Offer Premium paid Gain (Loss) on Extinguishment of Debt, before Write off of Debt Issuance Cost Write off of deferred debt issuance cost Write off of Deferred Debt Issuance Cost Inventories Inventory, Net [Abstract] Raw materials and supplies Inventory, Raw Materials and Supplies, Gross Work-in-process Inventory, Work in Process, Gross Finished goods Inventory, Finished Goods, Gross Total inventories Other current assets Prepaid Expense and Other Assets, Current [Abstract] Cost in excess of billings Prepaid expenses Prepaid Expense, Current Prepaid income taxes Prepaid Taxes Other current assets Other Current Assets Other Current Assets Total other current assets Property, plant and equipment, net Property, Plant and Equipment, Net, by Type [Abstract] Land and land improvements Land and Land Improvements Buildings and leasehold improvements Buildings and Improvements, Gross Machinery and equipment Machinery and Equipment, Gross Construction in progress Construction in Progress, Gross Total property, plant and equipment Property, Plant and Equipment, Gross Accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Total property, plant and equipment, net Other non-current assets Prepaid income taxes prepaid taxes long term prepaid taxes long term Prepaid income taxes Deferred Tax Assets, Net of Valuation Allowance, Noncurrent Deferred compensation plan assets Deferred Compensation Plan Assets Other non-current assets Other Long Term Assets Other long term assets, excluding asbestos-related insurance receivables and deferred income taxes. Total other non-current assets Other current liabilities Accrued warranty Product Warranty Accrual, Current Accrued rebates Accrued Exchange Fee Rebate Billings in excess of cost Billings in Excess of Cost, Current Income taxes payable Taxes Payable Accrued restructuring Other current liabilities Other Liabilities, Current Total other current liabilities Other non-current liabilities Income taxes payable Accrued Income Taxes, Noncurrent Self-insurance liabilities Self Insurance Reserve, Noncurrent Deferred compensation plan liabilities Deferred Compensation Liability, Current Foreign currency contract liabilities Other non-current liabilities Other Long Term Liabilities Other Long Term Liabilities Total other non-current liabilities Q3 - Q4 2018 Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year 2019 Finite-Lived Intangible Assets, Amortization Expense, Year Two 2020 Finite-Lived Intangible Assets, Amortization Expense, Year Three 2021 Finite-Lived Intangible Assets, Amortization Expense, Year Four 2022 Finite-Lived Intangible Assets, Amortization Expense, Year Five 2023 Finite-Lived Intangible Assets, Amortization Expense, after Year Five Schedule of Net Benefit Costs Schedule of Net Benefit Costs [Table Text Block] Contract with Customer, Asset and Liability Contract with Customer, Asset and Liability [Table Text Block] Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Restructuring Related Costs Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Restructuring Costs By Segment [Table Text Block] RestructuringCostsBySegment [Table Text Block] The amount of restructuring costs incurred by reportable segment. Restructuring Accrual Activity Recorded on Consolidated Balance Sheets Restructuring and Related Costs [Table Text Block] Schedule of New Accounting Pronouncements and Changes in Accounting Principles Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block] Schedule of Condensed Consolidating Statement of Operations and Comprehensive Income (Loss) Condensed Income Statement [Table Text Block] Schedule of Condensed Consolidating Balance Sheet Condensed Balance Sheet [Table Text Block] Schedule of Condensed Consolidating Statement of Cash Flows Condensed Cash Flow Statement [Table Text Block] Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net Disposal Group, Including Discontinued Operation, Inventory Disposal Group, Including Discontinued Operation, Inventory Disposal Group, Including Discontinued Operation, Other Assets, Current Disposal Group, Including Discontinued Operation, Other Assets, Current Disposal Group, Including Discontinued Operation, Property, Plant and Equipment Disposal Group, Including Discontinued Operation, Property, Plant and Equipment Disposal Group, Including Discontinued Operation, Goodwill Disposal Group, Including Discontinued Operation, Goodwill Disposal Group, Including Discontinued Operation, Intangible Assets Disposal Group, Including Discontinued Operation, Intangible Assets Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent Disposal Group, Including Discontinued Operation, Accounts Payable, Current Disposal Group, Including Discontinued Operation, Accounts Payable, Current Disposal Group, Including Discontinued Operation, Employee Compensation and Benefits Disposal Group, Including Discontinued Operation, Employee Compensation and Benefits Disposal Group, Including Discontinued Operation, Employee Compensation and Benefits Disposal Group, Including Discontinued Operation, Other Liabilities, Current Disposal Group, Including Discontinued Operation, Other Liabilities, Current Disposal Group, Including Discontinued Operation, Pension Plan Benefit Obligation Disposal Group, Including Discontinued Operation, Pension Plan Benefit Obligation Disposal Group, Including Discontinued Operation, Deferred Tax Liabilities, Noncurrent Disposal Group, Including Discontinued Operation, Deferred Tax Liabilities, Noncurrent Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Other Other Segments [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Statement of Stockholders' Equity [Abstract] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Ordinary shares Common Stock [Member] Additional paid-in capital Additional Paid-in Capital [Member] Retained earnings Retained Earnings [Member] Accumulated other comprehensive loss AOCI Attributable to Parent [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Beginning Balance Beginning Balance (in shares) Shares, Outstanding Cumulative effect of accounting changes Cumulative Effect of New Accounting Principle in Period of Adoption Other comprehensive income, net of tax Other Comprehensive Income (Loss), Net of Tax Distributions to nVent Distributions To Spin-Off Successor Distributions To Spin-Off Successor Dividends declared Dividends, Common Stock Share repurchase Share repurchase (in shares) Stock Repurchased During Period, Shares Exercise of options, net of shares tendered for payment Stock Issued During Period, Value, Stock Options Exercised Exercise of options, net of shares tendered for payment (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Issuance of restricted shares, net of cancellations (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Issuance of restricted shares, net of cancellations Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Shares surrendered by employees to pay taxes Shares Surrendered By Employees Shares Surrendered By Employees Shares surrendered by employees to pay taxes (in shares) Shares Surrendered By Employees Shares Shares Surrendered By Employees, Shares Share-based compensation Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Ending Balance (in shares) Ending Balance Intangible asset amortization expense