Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum [Member] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Statistical Measurement [Domain] Statistical Measurement [Domain] Short-term Debt, Type [Axis] Short-Term Debt, Type [Axis] Title of 12(b) Security Title of 12(b) Security Carrying value Reported Value Measurement [Member] Document Fiscal Year Focus Document Fiscal Year Focus Business Combination, Acquisition-Related Cost, Expense Business Combination, Acquisition-Related Cost, Expense Adjustment to Compensation, Amount Adjustment to Compensation Amount Segment Reporting [Abstract] Segment Reporting [Abstract] Schedule of Fair Value, Assets Measured on Recurring Basis Fair Value, Assets Measured on Recurring Basis [Table Text Block] Common stock (65,000 shares authorized, $.10 par value) outstanding (44,214 and 44,178, respectively) Common Stock, Value, Issued Interest expense Interest Expense Interest Expense, Operating and Nonoperating All Other AllOther [Member] AllOther [Member] Schedule of Long-term Debt Schedule of Long-Term Debt Instruments [Table Text Block] EMPLOYEE BENEFIT PLANS Retirement Benefits [Text Block] Restatement Determination Date Restatement Determination Date Expected return on assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Insurance Accrued Insurance, Current Total debt, carrying value Total debt and capital leases Long-Term Debt and Lease Obligation, Including Current Maturities Derivative Instrument [Axis] Derivative Instrument [Axis] Fair Value by Measurement Frequency [Axis] Measurement Frequency [Axis] Employee benefit plans Increase (Decrease) in Obligation, Pension and Other Postretirement Benefits Amendment Flag Amendment Flag Goodwill Goodwill [Line Items] Current liabilities: Liabilities, Current [Abstract] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Developed Technology Rights Developed Technology Rights [Member] Business Combination, Recognized Liability Assumed, Lease Obligation, Noncurrent Business Combination, Recognized Liability Assumed, Lease Obligation, Noncurrent Business Combination, Recognized Liability Assumed, Lease Obligation, Noncurrent Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment Loss Contingencies [Table] Loss Contingencies [Table] Denominator: Denominator [Abstract] Denominator [Abstract] Employee benefit plan activity Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Entity Address, State or Province Entity Address, State or Province PEO Total Compensation Amount PEO Total Compensation Amount Currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Common shares, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Business Combination, Recognized Asset Acquired, Right-of-Use Lease Assets Business Combination, Recognized Asset Acquired, Right-of-Use Lease Assets Business Combination, Recognized Asset Acquired, Right-of-Use Lease Assets Intangible assets, net Intangible Asset, Excluding Goodwill, after Accumulated Amortization Basic weighted average common shares outstanding Weighted Average Number of Shares Outstanding, Basic Derivative, Notional Amount Derivative, Notional Amount Retirement Benefits [Abstract] Retirement Benefits [Abstract] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Loss Contingencies Loss Contingencies [Line Items] Project Bonds Construction Loans [Member] Total current liabilities Liabilities, Current Customer Relationships Customer Relationships [Member] EMEA EMEA [Member] Short-term Debt, Type [Domain] Short-Term Debt, Type [Domain] Entity Address, City or Town Entity Address, City or Town Pending Litigation Pending Litigation [Member] Net Periodic Benefit Cost and Other Benefit Cost Defined Benefit Plan Disclosure [Line Items] Prudential Financial Prudential Financial [Member] Prudential Financial Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Net income available to common shareholders Net Income (Loss) Available to Common Stockholders, Basic Derivative notional amount (in shares) Derivative, Nonmonetary Notional Amount Inventories: Inventory, Net [Abstract] Accumulated amortization Intangible Asset, Finite-Lived, Accumulated Amortization Significant Other Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Total borrowing capacity of facility Line of Credit Facility, Maximum Borrowing Capacity Other comprehensive income/(loss), net of tax Net other comprehensive income/(loss) Other Comprehensive Income (Loss), Net of Tax Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] New Accounting Pronouncements, Policy New Accounting Pronouncements, Policy [Policy Text Block] Litigation Case [Axis] Litigation Case [Axis] Business Combination, Recognized Liability Assumed, Other Liability, Current Business Combination, Recognized Liability Assumed, Other Liability, Current Additions to property, plant, and equipment, not yet paid Capital Expenditures Incurred but Not yet Paid Noncontrolling Interest Noncontrolling Interest [Member] Schedule of Financial Information by Reportable Business Segment Segment Reporting [Table Text Block] Loss Contingency Accrual Accrued Legal Settlement Loss, Current Accrued Legal Settlement Loss, Current Other comprehensive income/(loss), before tax: Other Comprehensive Income (Loss), before Tax [Abstract] Schedule of Accrued Liabilities Schedule of Accrued Liabilities [Table Text Block] Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill Other comprehensive income/(loss) Other Comprehensive Income (Loss), before Tax Non-cash items: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Income taxes Increase (Decrease) in Income Taxes Payable Document Period End Date Document Period End Date Changes in assets and liabilities, net of acquisitions: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Net cash flows from investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Debt Instrument, Face Amount Debt Instrument, Face Amount Basic Earnings Per Share, Basic [Abstract] EQUITY ROLL FORWARD Equity [Text Block] Accrued expenses and other current liabilities Accrued Expenses, Employee Related Liabilities, and Other, Current Accrued Expenses, Employee Related Liabilities, and Other, Current Security Exchange Name Security Exchange Name Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Consolidation Items [Domain] Consolidation Items [Domain] Pension and Post-Retirement Plan Benefit Adjustments Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] Current lease liability Operating Lease, Liability, Current Schedule of Changes in the Carrying Amount of the Warranty Accrual Schedule of Product Warranty Liability [Table Text Block] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] EARNINGS PER SHARE Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Earnings per share: Earnings Per Share [Abstract] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Document Fiscal Period Focus Document Fiscal Period Focus Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Trading Symbol Trading Symbol Geographical [Domain] Geographical [Domain] AOCI Including Portion Attributable to Noncontrolling Interest AOCI Including Portion Attributable to Noncontrolling Interest [Member] Gross carrying amount, unamortized intangibles Intangible Asset, Excluding Goodwill, Indefinite-Lived Additions to property, plant, and equipment Payments to Acquire Property, Plant, and Equipment Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Operating Segments Excluding Intercompany Operating Segments Excluding Intercompany [Member] Operating Segments Excluding Intercompany Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Income taxes Accrued Income Taxes, Current Company Selected Measure Name Company Selected Measure Name Litigation Settlement, Loss Litigation Settlement, Loss Gain (Loss) from Litigation Settlement Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Effect of dilutive securities: Weighted Average Number of Shares Outstanding, Diluted, Adjustment [Abstract] Long-Term Debt, Percentage Bearing Fixed Interest, Percentage Rate Long-Term Debt, Percentage Bearing Fixed Interest, Percentage Rate Diluted Earnings Per Share, Diluted [Abstract] Purchase obligations Long-Term Purchase Commitment, Amount Long-term Debt, Gross Long-Term Debt, Gross Line of Credit Facility, Commitment Fee Percentage Line of Credit Facility, Commitment Fee Percentage Damages from Product Defects Damages from Product Defects [Member] Credit Facility [Domain] Credit Facility [Domain] Cash flows from operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Entity Listing, Par Value Per Share Entity Listing, Par Value Per Share Corporate And Eliminations Corporate And Eliminations [Member] Corporate and Eliminations [Member] Compensation Amount Outstanding Recovery Compensation Amount Individual: Individual [Axis] Diluted weighted average common shares outstanding Weighted Average Number of Shares Outstanding, Diluted Business acquisition, percentage of voting interests acquired Business Combination, Voting Equity Interest Acquired, Percentage Gain on disposals of plant and equipment Gain (Loss) on Sale of Assets and Asset Impairment Charges Common Stock, Dividends, Per Share, Cash Paid Common Stock, Dividends, Per Share, Cash Paid Entity Emerging Growth Company Entity Emerging Growth Company Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Employee benefit plans Liability, Defined Benefit Plan, Noncurrent Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less) Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less) Defined Benefit Plans and Other Postretirement Benefit Plans Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] Income taxes-U.S. Tax Cuts and Jobs Act Increase (Decrease) in TCJA Tax Payable Increase (Decrease) in TCJA Tax Payable Underlying Security Market Price Change Underlying Security Market Price Change, Percent Other Property, Plant, and Equipment, Other, before Accumulated Depreciation FINANCIAL INSTRUMENTS Derivative Instruments and Hedging Activities Disclosure [Text Block] Current borrowing capacity Line of Credit Facility, Current Borrowing Capacity Gross profit Gross Profit Other Other Intangible Assets [Member] Barnes de Columbia Barnes de Colombia S.A. [Member] Barnes de Colombia S.A. Other, net Increase (Decrease) in Other Operating Assets and Liabilities, Net Operating leases Operating Lease, Payments Award Timing Predetermined Award Timing Predetermined [Flag] Intangible Asset, Goodwill and Other [Abstract] Intangible Asset, Goodwill and Other [Abstract] Letters of credit outstanding Letters of Credit Outstanding, Amount Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Furniture and fixtures Furniture and Fixtures, Gross Quoted Prices in Active Markets for Identical Assets (Level 1) Fair Value, Inputs, Level 1 [Member] Effective tax rate Effective Income Tax Rate Reconciliation, Percent Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Indefinite-lived Intangible Assets, Major Class Name [Domain] Intangible Asset, Indefinite-Lived, Class [Domain] Litigation Status [Domain] Litigation Status [Domain] Non-participating employee stock options, performance awards, and deferred shares to non-employee directors Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements All Executive Categories All Executive Categories [Member] Stock Repurchased and Retired During Period, Value Stock Repurchased and Retired During Period, Value Accruals related to product warranties Standard and Extended Product Warranty Accrual, Increase for Warranties Issued Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Total debt, fair value Long-Term Debt, Fair Value Schedule of Aggregated Net Periodic Benefit Cost and Other Benefit Cost Schedule of Net Benefit Costs [Table Text Block] Redeemable noncontrolling interest Redeemable Noncontrolling Interest, Equity, Carrying Amount Lease right-of-use assets, net Operating Lease, Right-of-Use Asset AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] Schedule of Computation of Basic and Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Benson Pump Benson Pump [Member] Benson Pump Debt Disclosure [Abstract] Debt Disclosure [Abstract] SEGMENT AND GEOGRAPHIC INFORMATION Segment Reporting [Text Block] Outstanding borrowings Long-Term Line of Credit Minimum Minimum [Member] Expiration Date Trading Arrangement Expiration Date Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Income Statement Location [Axis] Location, Statement of Income, Balance [Axis] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Total equity Equity, beginning balance Equity, ending balance Equity, Including Portion Attributable to Noncontrolling Interest Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Financial Liabilities Fair Value Disclosure Financial Liabilities Fair Value Disclosure Business Combination Business Combination [Line Items] Net periodic benefit cost Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Derivative [Table] Derivative [Table] Proceeds from issuance of common stock Proceeds from Issuance of Common Stock Common shares, authorized (in shares) Common Stock, Shares Authorized Business Combination, Recognized Asset Acquired, Receivable, Current Business Combination, Recognized Asset Acquired, Receivable, Current Employee benefits Accrued Employee Benefits, Current Exercise Price Award Exercise Price Cash flows from investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Litigation Status [Axis] Litigation Status [Axis] Recurring Basis Fair Value, Recurring [Member] Segment Reporting Segment Reporting [Line Items] Document Quarterly Report Document Quarterly Report Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Segments [Domain] Segments [Domain] Lender Name [Axis] Lender Name [Axis] DEBT Debt Disclosure [Text Block] Less: unamortized debt issuance costs Debt Issuance Costs, Net Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Equity Component [Domain] Equity Component [Domain] Business Combination [Table] Business Combination [Table] Commitments Long-Term Commitment (Excluding Unconditional Purchase Obligation) [Abstract] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Line of Credit Facility Line of Credit Facility [Abstract] Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Adoption Date Trading Arrangement Adoption Date Dividends, Common Stock, Cash Dividends, Common Stock, Cash Debt Instrument, Interest Rate, Stated Percentage Debt Instrument, Interest Rate, Stated Percentage Total shareholders' equity Equity, Attributable to Parent Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement Distribution Distribution [Member] Distribution [Member] Business Combination, Recognized Asset Acquired, Other Asset, Noncurrent Business Combination, Recognized Asset Acquired, Other Asset, Noncurrent ASSETS Assets [Abstract] Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Accounting Policies [Abstract] Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Insider Trading Policies and Procedures [Line Items] Goodwill, Purchase Accounting Adjustments Goodwill, Measurement Period Adjustment Accounts Receivable, Allowance for Credit Loss, Current Accounts Receivable, Allowance for Credit Loss, Current Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Deferred income taxes Deferred Income Tax Expense (Benefit) Selling, general, and administrative expenses Selling, General and Administrative Expense Water Systems Water Systems [Member] Water Systems [Member] Business Combination [Domain] Business Combination [Domain] Restructuring expense Restructuring, Settlement and Impairment Provisions Numerator: Numerator [Abstract] Numerator [Abstract] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Anti-dilutive stock options (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Energy Systems Energy Systems [Member] Energy Systems Schedule of Change in the Carrying Amount of Goodwill by Reporting Segment Goodwill [Table Text Block] Entity Central Index Key Entity Central Index Key Less: Allowance for depreciation Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization Net Periodic Benefit Cost Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract] Additional paid-in capital Additional Paid in Capital, Common Stock All Adjustments to Compensation All Adjustments to Compensation [Member] Segment Reporting, Reconciling Item, Corporate Nonsegment Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] Business Combination [Axis] Business Combination [Axis] Equity [Abstract] Equity [Abstract] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Net cash flows from operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Issuance of common stock - deferred Board of Director compensation Issuance of common stock - deferred Board of Director compensation Issuance of common stock - deferred Board of Director compensation Other comprehensive income/(loss) before reclassifications Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Income Statement [Abstract] Income Statement [Abstract] Document Transition Report Document Transition Report Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Deferred income taxes Deferred Income Tax Assets, Net Intersegment Sales Intersegment Eliminations [Member] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Intangible Asset, Finite-Lived Intangible Asset, Finite-Lived [Table Text Block] Debt Instrument, Basis Spread on Variable Rate Debt Instrument, Basis Spread on Variable Rate Business Combination, Recognized Asset Acquired, Other Asset, Current Business Combination, Recognized Asset Acquired, Other Asset, Current City Area Code City Area Code Variable Rate [Domain] Variable Rate [Domain] Accumulated Other Comprehensive Income/(Loss) AOCI Attributable to Parent [Member] All Individuals All Individuals [Member] Non-cash lease expense Operating Lease, Right-of-Use Asset, Periodic Reduction Dividends paid Payments of Dividends Name Forgone Recovery, Individual Name United States & Canada United States & Canada [Member] United States & Canada Cash Dividends Payable to NCI Cash Dividends Payable to NCI Cash Dividends Payable to NCI Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Statement [Line Items] Statement [Line Items] Deferred Payments for Acquisitions Deferred Payments for Acquisitions Deferred Payments for Acquisitions Total assets Total assets Assets Schedule of Defined Benefit Plans Disclosures [Table] Defined Benefit Plan [Table] New York Life Investors LLC New York Life Investors LLC [Member] New York Life Investors LLC [Member] Amortization of Prior Service Cost Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Operating Segments Operating Segments [Member] PEO PEO [Member] Measurement Basis [Axis] Measurement Basis [Axis] Other long-term liabilities Other Liabilities, Noncurrent Goodwill Goodwill, beginning balance Goodwill, ending balance Goodwill Retirement Plan Type [Axis] Retirement Plan Type [Axis] Business Combination, Recognized Asset Acquired, Inventory, Current Business Combination, Recognized Asset Acquired, Inventory, Current Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Goodwill, Acquired During Period Goodwill, Acquired During Period Business Combination, Recognized Liability Assumed, Accounts Payable, Current Business Combination, Recognized Liability Assumed, Accounts Payable, Current Payables and Accruals [Abstract] Retained Earnings Retained Earnings [Member] Long-term lease liability Operating Lease, Liability, Noncurrent Credit Agreement Revolving Credit Facility [Member] Business Combination, Recognized Asset Acquired, Cash and Cash Equivalent Business Combination, Recognized Asset Acquired, Cash and Cash Equivalent Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Increase (Decrease) in Stockholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Common shares, outstanding (in shares) Common Stock, Shares, Outstanding Award Timing Disclosures [Line Items] Payments of Debt Issuance Costs Payments of Debt Issuance Costs Diluted Earnings Per Share, Diluted Entity Current Reporting Status Entity Current Reporting Status Net cash flows from financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Total Shareholder Return Amount Total Shareholder Return Amount Litigation Case [Domain] Litigation Case [Domain] Intangible Asset, Finite-Lived, Amortization Expense Intangible Asset, Finite-Lived, Amortization Expense Stockholders' Equity Note [Abstract] Stockholders' Equity Note [Abstract] Intangible Assets Intangible Asset, Finite-Lived [Line Items] Adjustments to reconcile net income to net cash flows from operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Bank Overdrafts Bank Overdrafts [Member] COMMITMENTS AND CONTINGENCIES Commitments Contingencies and Guarantees [Text Block] Loss Contingency Nature [Axis] Loss Contingency Nature [Axis] Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Property, plant, and equipment, net Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Net sales Revenue from Contract with Customer, Excluding Assessed Tax Remaining borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Schedule of Stockholders' Equity Schedule of Stockholders Equity [Table Text Block] Interest cost Defined Benefit Plan, Interest Cost Intangible Asset, Finite-Lived, Class [Axis] Intangible Asset, Finite-Lived, Class [Axis] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] GOODWILL AND OTHER INTANGIBLE ASSETS Intangible Asset and Goodwill [Text Block] Underlying Securities Award Underlying Securities Amount Less: Comprehensive income attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Stock Issued During Period, Value, New Issues Stock Issued During Period, Value, New Issues Gross carrying amount, total intangibles Intangible Asset, Excluding Goodwill, before Accumulated Amortization Fair value Estimate of Fair Value Measurement [Member] Repayments of debt Repayments of Debt and Lease Obligation Other, net Payment for (Proceeds from) Other Investing Activity Inventory Increase (Decrease) in Inventories Product warranty costs Product Warranty Accrual, Current Segment Reporting [Table] Segment Reporting [Table] Net income Temporary Equity, Net Income Business Combination, Acquiree's Revenue since Acquisition Date, Actual Business Combination, Acquiree's Revenue since Acquisition Date, Actual Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block] Other current assets Other Assets, Current Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] All Trading Arrangements All Trading Arrangements [Member] Esso S.A.F. Esso S.A.F. [Member] Esso S.A.F. Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Operating income Operating income/(loss) Operating Income (Loss) Asia Pacific Asia Pacific [Member] Current Fiscal Year End Date Current Fiscal Year End Date Proceeds from issuance of debt Proceeds from Issuance of Debt Earnings Per Share, Basic and Diluted [Abstract] Earnings Per Share Basic And Diluted Two Class Method [Abstract] Earnings Per Share Basic And Diluted Two Class Method Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Derivative Derivative [Line Items] Business Combination, Recognized Liability Assumed, Long-Term Debt, Current Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed, Long Term Debt, Current and Noncurrent Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed, Long Term Debt, Current and Noncurrent ACQUISITIONS Business Combination [Text Block] Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Service cost Defined Benefit Plan, Service Cost Machinery and equipment Machinery and Equipment, Gross Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Measure: Measure [Axis] Finished goods Inventory, Finished Goods, Gross Loss on derivative Loss on Derivative Instruments, Pretax ACCUMULATED OTHER COMPREHENSIVE INCOME/(LOSS) Comprehensive Income (Loss) Note [Text Block] Statement, Equity Components [Axis] Equity Components [Axis] Equity Components [Axis] Receivables Increase (Decrease) in Accounts Receivable Entity Interactive Data Current Entity Interactive Data Current Variable Rate [Axis] Variable Rate [Axis] Less: Net income attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Deferred income taxes Deferred Income Tax Liabilities, Net Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Entity Small Business Entity Small Business Accumulated Other Comprehensive Income/(Loss) Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] Comprehensive income attributable to Franklin Electric Co., Inc. Comprehensive Income (Loss), Net of Tax, Attributable to Parent Termination Date Trading Arrangement Termination Date Intangible Asset, Finite-Lived, Acquired, Weighted-Average Amortization Period Intangible Asset, Finite-Lived, Acquired, Weighted-Average Amortization Period Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Finite-Lived Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Finite-Lived Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Marketable Securities Marketable Securities Other assets Other Assets, Noncurrent Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender [Domain] Document Type Document Type Cash paid for acquisitions, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Fair Value, Assets Measured on Recurring and Nonrecurring Basis Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Accrued expenses and other current liabilities Accrued Liabilities, Current Fair Value as of Grant Date Award Grant Date Fair Value Intangible Asset, Indefinite-Lived Intangible Asset, Indefinite-Lived [Table Text Block] Schedule of Goodwill [Table] Goodwill [Table] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Arrangement Duration Trading Arrangement Duration Local Phone Number Local Phone Number Other Benefits Other Postretirement Benefits Plan [Member] Work-in-process Inventory, Work in Process, Gross Consolidation Items [Axis] Consolidation Items [Axis] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Commitments and contingencies (see Note 7) Commitments and Contingencies Gross carrying amount, amortized intangibles Intangible Asset, Finite-Lived, before Accumulated Amortization Property, plant, and equipment, gross Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Payable to sellers of acquired entities Noncash or Part Noncash Acquisition, Payables Assumed Executive Category: Executive Category [Axis] Income tax benefit/(expense) related to items of other comprehensive income/(loss) Other Comprehensive Income (Loss), Tax LIABILITIES AND EQUITY Liabilities and Equity [Abstract] Intangible Asset, Finite-Lived, Class [Domain] Intangible Asset, Finite-Lived, Class [Domain] Trade Names Trade Names [Member] Total inventories Inventory, Net All Award Types Award Type [Domain] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount FAIR VALUE MEASUREMENTS Fair Value Disclosures [Text Block] Beginning balance Ending balance Standard and Extended Product Warranty Accrual Significant Unobservable Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] PumpEng Pty Ltd PumpEng Pty Ltd [Member] PumpEng Pty Ltd PEO Name PEO Name Geographical [Axis] Geographical [Axis] Line of Credit Facility, Interest Rate During Period Line of Credit Facility, Interest Rate During Period Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Entity Tax Identification Number Entity Tax Identification Number Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Beginning Balance Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Ending Balance Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Schedule of Finite-Lived Intangible Assets by Major Class [Table] Intangible Asset, Finite-Lived [Table] Reductions for payments made Standard and Extended Product Warranty Accrual, Decrease for Payments Other Other Accrued Liabilities, Current Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] CONDENSED CONSOLIDATED FINANCIAL STATEMENTS Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Measurement Frequency [Domain] Measurement Frequency [Domain] Business Combination, Recognized Liability Assumed, Other Liability, Noncurrent Business Combination, Recognized Liability Assumed, Other Liability, Noncurrent Total purchase 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