Entity Voluntary Filers Entity Voluntary Filers Range [Domain] Statistical Measurement [Domain] Line of Credit Facility, Maximum Borrowing Capacity Line of Credit Facility, Maximum Borrowing Capacity Changes in operating accounts (using) providing cash, net of acquisitions: Increase (Decrease) in Operating Capital [Abstract] Award Type [Domain] Award Type [Domain] Beginning Balance, Shares Ending Balance, Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Line of Credit Facility, Interest Rate at Period End Line of Credit Facility, Interest Rate at Period End Debt Debt Disclosure [Text Block] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Payments to Acquire Businesses, Gross Payments to Acquire Businesses, Gross Profit sharing Defined Contribution Plan, Employer Discretionary Contribution Amount Revolving Credit Facility [Member] Revolving Credit Facility [Member] Inventories (Textual) [Abstract] Inventories (Textual) [Abstract] Inventories. Inventories Deferred Tax Liabilities, Inventory DEFERRED INCOME TAXES Deferred Income Tax Liabilities, Net Performance-Based Restricted Stock [Member] Performance Shares [Member] Segment Reporting [Abstract] Segment Reporting [Abstract] Accounts payable — trade Accounts Payable, Current Statutory federal income tax (percent) Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Commitments and Contingencies Commitments and Contingencies Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Fiscal 2028 Lessee, Operating Lease, Liability, to be Paid, Year Five Transportation equipment Transportation Equipment Transportation equipment 401 (k) plan [Member] 401 (k) plan [Member] 401 (k) plan [Member] Stockholders' Equity Note Disclosure [Text Block] Equity [Text Block] New shares issued Proceeds from Issuance of Common Stock Schedule of Goodwill [Table] Schedule of Goodwill [Table] Other information related to our operating leases Other information related to our operating leases [Table Text Block] Other information related to our operating leases [Table Text Block] Income Taxes Income Tax Disclosure [Text Block] Nonqualified Plan [Member] Nonqualified Plan [Member] Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Revenue Recognition Revenue [Policy Text Block] Revenue [Abstract] Revenue [Abstract] Revenue [Abstract] CURRENT LIABILITIES: Liabilities, Current [Abstract] Federal — deferred Deferred Federal Income Tax Expense (Benefit) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward] Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Summary of Inventories Inventory, Net [Abstract] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Forfeited or expired, Weighted average grant date fair value (usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Cash dividends paid Payments of Ordinary Dividends, Common Stock Diluted earnings per share Earnings Per Share, Diluted Cash flow leverage ratio Cash flow leverage ratio Cash flow leverage ratio Water and Waste Specialties, Inc. Water and Waste Specialties, Inc. [Member] Water and Waste Specialties, Inc. Schedule of Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Trade accounts receivables, net Accounts Receivable, after Allowance for Credit Loss, Current Land Land Receivable [Domain] Receivable [Domain] Building and Building Improvements [Member] Building and Building Improvements [Member] Valuation and Qualifying Accounts [Abstract] SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] Trading Symbol Trading Symbol Transportation Equipment [Member] Transportation Equipment [Member] Net income Net income Net Income (Loss) Attributable to Parent Thereafter Finite-Lived Intangible Asset, Expected Amortization, after Year Five Total current liabilities Liabilities, Current Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Machinery and Equipment [Member] Machinery and Equipment [Member] Lessee, Operating Leases Lessee, Operating Leases [Text Block] Intangible Assets, Gross (Excluding Goodwill) Intangible Assets, Gross (Excluding Goodwill) Other [Member] Other [Member] Other [Member] Shares outstanding, beginning balance Shares outstanding, ending balance Shares, Issued LIABILITIES AND SHAREHOLDERS’ EQUITY Liabilities and Equity [Abstract] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Stock Repurchased During Period, Value Stock Repurchased During Period, Value SHAREHOLDERS’ EQUITY: Equity, Attributable to Parent [Abstract] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Industrial [Member] Industrial [Member] Industrial [Member] Industrial. Other Intangible Assets Other Intangible Assets [Member] OTHER ASSETS: Other Assets [Abstract] Schedule of earnings per share, basic and diluted Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Cost of sales Cost of Goods and Services Sold Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Leases Recognition of Asset and Liability for Lease of Acquiree [Policy Text Block] Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 1 [Member] Goodwill Goodwill Goodwill Equity Components [Axis] Equity Components [Axis] Accrued liabilities Increase (Decrease) in Accrued Liabilities Shares surrendered for payroll taxes (shares) Shares Surrendered During Period, For Payroll Taxes, Shares Shares Surrendered During Period, For Payroll Taxes, Shares Buildings and improvements Buildings and Improvements, Gross Unallocated Unallocated [Member] Unallocated LIFO reserve Inventory, LIFO Reserve Entity Small Business Entity Small Business Fiscal 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Four Local Phone Number Local Phone Number Trade receivables Increase (Decrease) in Accounts Receivable Derivative, Notional Amount Derivative, Notional Amount Accounts Receivable Accounts Receivable [Member] Cash dividends declared per common share Common Stock, Dividends, Per Share, Declared Deferred Profit Sharing [Member] Deferred Profit Sharing [Member] Proceeds from Sale of Other Productive Assets Proceeds from Sale of Other Productive Assets LONG-TERM LEASE LIABILITY Operating Lease, Liability, Noncurrent Retirement Plan Type [Domain] Retirement Plan Type [Domain] Summary of performance-based restricted stock units Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] Depreciation Depreciation Trademarks [Member] Trademarks [Member] Retirement Benefits [Abstract] Retirement Benefits [Abstract] Statement [Table] Lessor, Lease, Description [Table] Payments for debt issuance costs Payments of Debt Issuance Costs Schedule of Long-term Debt Instruments Schedule of Long-Term Debt Instruments [Table Text Block] Lessee, Operating Lease, Liability, Maturity Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Weighted Average Number Diluted Shares Outstanding Adjustment Weighted Average Number of Shares Outstanding, Diluted, Adjustment Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Defined Contribution Plan [Table] Defined Contribution Plan [Table] Sales Sales Revenues Income tax payable Accrued Income Taxes, Current Prepaid expenses Deferred Tax Liabilities, Prepaid Expenses Products and Services [Domain] Product and Service [Domain] Payments on senior secured revolving loan Repayments of Other Long-Term Debt Inventories Increase (Decrease) in Inventories CASH FLOWS FROM INVESTING ACTIVITIES: Net Cash Provided by (Used in) Investing Activities [Abstract] Award Type [Axis] Award Type [Axis] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Granted, Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Noncash investing activities - Capital expenditures in accounts payable Capital Expenditures Incurred but Not yet Paid Fair Value Hierarchy [Domain] Fair Value Hierarchy and NAV [Domain] ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Goodwill [Line Items] Goodwill [Line Items] Property, plant and equipment, gross Property, Plant and Equipment, Gross Less: Interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Estimates Use of Estimates, Policy [Policy Text Block] Schedule of provisions for income taxes Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Credit Agreement Credit Agreement [Member] Credit Agreement Entity File Number Entity File Number Finished goods (LIFO basis) LIFO Inventory Amount Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five ESPP shares issued (shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Auditor Firm ID Auditor Firm ID Amortization of Intangible Assets Amortization of Intangible Assets Entity Shell Company Entity Shell Company Fiscal 2026 Lessee, Operating Lease, Liability, to be Paid, Year Three Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Net carrying value Total Finite-Lived Intangible Assets, Net Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] NAPCO Chemical Company, Inc. [Member] NAPCO Chemical Company, Inc. [Member] NAPCO Chemical Company, Inc. Income taxes Increase (Decrease) in Income Taxes Payable ESOP Employee Stock Ownership Plan (ESOP), Compensation Expense CASH AND CASH EQUIVALENTS - beginning of year CASH AND CASH EQUIVALENTS - end of year Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Fiscal 2025 Lessee, Operating Lease, Liability, to be Paid, Year Two Common Stock, Shares, Issued Common Stock, Shares, Issued Vested, Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Gross profit Gross profit Gross Profit Security Exchange Name Security Exchange Name Total long-term Debt Long-Term Debt Selling, general and administrative expenses Selling, general, and administrative expenses Selling, General and Administrative Expense Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Derivative Instruments and Hedging Activities Disclosure [Text Block] Derivative Instruments and Hedging Activities Disclosure [Text Block] Cost not yet recognized, period for recognition Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Asset Acquisition [Table] Asset Acquisition [Table] Income Tax Examination [Table] Income Tax Examination [Table] Maximum [Member] Maximum [Member] Total comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Cost not yet recognized Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Document Type Document Type Other Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Other Goodwill, Acquired During Period Goodwill, Acquired During Period Entity Address, Address Line One Entity Address, Address Line One Identifiable Identifiable [Member] Identifiable Inventories Inventory, Policy [Policy Text Block] Receivable Type [Axis] Receivable Type [Axis] Distributed specialty products Distributed specialty products [Member] Distributed specialty products Share-Based Compensation Share-Based Payment Arrangement [Text Block] Federal — current Current Federal Tax Expense (Benefit) NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect Fixed charge coverage ratio Fixed charge coverage ratio Fixed charge coverage ratio Business Acquisition [Axis] Business Acquisition [Axis] Customer Concentration Risk Customer Concentration Risk [Member] State — deferred Deferred State and Local Income Tax Expense (Benefit) Income Statement [Abstract] Income Statement [Abstract] Total debt, net of debt issuance costs Total debt, net of debt issuance costs total debt, net of debt issuance costs Forfeited or expired, Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Title of 12(b) Security Title of 12(b) Security Asset Acquisition [Line Items] Asset Acquisition [Line Items] Business Combination Disclosure Business Combination Disclosure [Text Block] Indefinite-life intangible assets Indefinite-Lived Intangible Assets (Excluding Goodwill) Beginning Balance, Weighted average grant date fair value (usd per share) Ending Balance, Weighted average grant date fair value (usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Retirement Plan Tax Status [Axis] Retirement Plan Tax Status [Axis] Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Diluted earnings per share Earnings Per Share, Diluted [Abstract] Income Tax Examination [Line Items] Income Tax Examination [Line Items] Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Share-Based Payment Arrangement [Abstract] Entity Tax Identification Number Entity Tax Identification Number Inventories Net inventory Inventory, Net Inventories Deferred Tax Assets, Inventory Range [Axis] Statistical Measurement [Axis] Qualified Plan [Member] Qualified Plan [Member] Entity Interactive Data Current Entity Interactive Data Current Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Goodwill and Identifiable Intangible Assets Goodwill and Intangible Assets, Policy [Policy Text Block] ESOP dividend deduction on allocated shares (percent) Effective Income Tax Rate Reconciliation, Deduction, Employee Stock Ownership Plan Dividend, Percent Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Segments [Domain] Segments [Domain] Segments [Domain] Deferred compensation plan asset Deferred Compensation Plan Assets Fair Value, Hierarchy [Axis] Fair Value Hierarchy and NAV [Axis] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Retained earnings Retained Earnings (Accumulated Deficit) Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Vesting of restricted stock (shares) Stock Issued During Period, Shares, Restricted Stock Award, Gross Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code CURRENT ASSETS: Assets, Current [Abstract] Statement [Line Items] Leases [Abstract] Health and Nutrition [Member] Health and Nutrition [Member] Health and Nutrition [Member] Property Property [Member] Property Schedule of deferred tax assets and liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Entity Address, State or Province Entity Address, State or Province Derivatives Instruments and Hedging Activities Derivatives, Policy [Policy Text Block] CASH FLOWS FROM OPERATING ACTIVITIES: Net Cash Provided by (Used in) Operating Activities [Abstract] Fiscal 2024 Finite-Lived Intangible Asset, Expected Amortization, Year One Lease liabilities Operating Lease, Payments Common Stock, Shares, Outstanding Common Stock, Shares, Outstanding Nonqualified deferred compensation plan Deferred Compensation Arrangement with Individual, Contributions by Employer Earnings Per Share Earnings Per Share, Basic [Abstract] Auditor Location Auditor Location Profit Sharing, Employee Stock Ownership Plan, Employee Stock Purchase Plan and Defined Contribution Pension Plan Contribution Expense Retirement Benefits [Text Block] Defined Contribution Plan Disclosure [Line Items] Defined Contribution Plan Disclosure [Line Items] Common Stock, Par or Stated Value Per Share Common Stock, Par or Stated Value Per Share Other — net (percent) Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Summary of Inventories Schedule of Inventory, Current [Table Text Block] Goodwill, Period Increase (Decrease) Goodwill, Period Increase (Decrease) Total (percent) Effective Income Tax Rate Reconciliation, Percent Present value of lease liabilities Operating Lease, Liability Deferred tax liabilities: Deferred Tax Liabilities, Gross [Abstract] Credit Facility [Axis] Credit Facility [Axis] Bargaining Unit Employee Plans [Member] Bargaining Unit Employee Plans [Member] Bargaining Unit Employee Plans [Member] Collective Bargaining Arrangement [Domain] Collective-Bargaining Arrangement [Domain] Summary of restricted stock awards Share-Based Payment Arrangement, Nonemployee Director Award Plan, Activity [Table Text Block] Total liabilities Liabilities Total current Current Income Tax Expense (Benefit) Nature of Business and Significant Accounting Policies Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Accumulated Other Comprehensive Income (Loss) [Member] AOCI Attributable to Parent [Member] Bargaining unit employee plans Defined Contribution Plan, Cost Cash Flow Hedge Derivative Instrument Assets at Fair Value Interest rate swap Cash Flow Hedge Derivative Instrument Assets at Fair Value Revolving Loan Facility Letter of Credit Revolving Loan Facility Letter of Credit Revolving Loan Facility Letter of Credit Number of Operating Segments Aggregated Number of Operating Segments Aggregated Number of operating segments aggregated. Debt Disclosure [Abstract] Debt Disclosure [Abstract] Share Repurchase Program [Abstract] Share Repurchase Program [Abstract] Share Repurchase Program [Abstract] Property, Plant and Equipment, Type [Domain] Long-Lived Tangible Asset [Domain] Number of reportable segments (segment) Number of Reportable Segments Number of Reportable Segments Common shares; authorized: 60,000,000 shares of $0.01 par value; 20,850,454 and 20,889,777 shares issued and outstanding for 2023 and 2022, respectively Common Stock, Value, Issued Bulk products [Member] Bulk [Member] Bulk / Distributed specialty products [Member] State — current Current State and Local Tax Expense (Benefit) Total current assets Assets, Current SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION- Supplemental Cash Flow Information [Abstract] Other (expense) income Other Nonoperating Income (Expense) Entity Filer Category Entity Filer Category Statement [Table] Statement [Table] Current Fiscal Year End Date Current Fiscal Year End Date Earnings Per Share Earnings Per Share, Policy [Policy Text Block] Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Shares repurchased (Shares) Stock Repurchased During Period, Shares Stock Repurchased During Period, Shares Summary of Segment Information Segment Reporting Information, Additional Information [Abstract] Schedule of effective income tax rate reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Intersegment Sales Intersegment Sales Intersegment sales. Income Tax Authority [Axis] Income Tax Authority [Axis] Concentration Risk, Percentage Concentration Risk, Percentage Schedule of Product Information [Table] Schedule of Product Information [Table] Southeast Water Systems LLC Southeast Water Systems LLC [Member] Southeast Water Systems LLC State income taxes, net of federal deduction (percent) Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Shares surrendered for payroll taxes Shares Surrendured for Payroll Taxes Shares surrendured for payroll taxes Granted, Weighted average grant date fair value (usd 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 Fiscal 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Five Employee Stock Ownership Plan (ESOP), Plan [Domain] Employee Stock Ownership Plan (ESOP), Plan [Domain] Schedule of goodwill Schedule of Goodwill [Table Text Block] Trade Receivables Accounts Receivable [Policy Text Block] Stock compensation accruals Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-Based Compensation Cost Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Valuation Allowances and Reserves, Deductions SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction Schedule of future amortization expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] ESPP - all employees Employee Stock Purchase Plans (ESPP), Compensation Expense Employee Stock Purchase Plans (ESPP), Compensation Expense Other current liabilities Other Accrued Liabilities, Current Pension withdrawal liability Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pensions Other Increase (Decrease) in Other Operating Assets and Liabilities, Net Depreciation and amortization Depreciation, Depletion and Amortization Deferred tax assets: Deferred Tax Assets, Gross [Abstract] (Gain) loss from asset disposals Gain (Loss) on Disposition of Other Assets Gain (Loss) on Disposition of Other Assets American Development Corporation of Tennessee, Inc. American Development Corporation of Tennessee, Inc. [Member] American Development Corporation of Tennessee, Inc. Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Business Combination and Asset Acquisition [Abstract] Total shareholders’ equity Stockholders' equity, beginning balance Stockholders' equity, ending balance Equity, Attributable to Parent Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Restricted Stock Awards [Member] Restricted Stock [Member] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Manufactured, blended or repackaged products [Member] Manufactured, blended or repackaged products [Member] Manufactured, blended or repackaged products [Member] Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Fair Value Measurements Fair Value Measurement, Policy [Policy Text Block] Percentage of LIFO Inventory Percentage of LIFO Inventory Property, Plant and Equipment, Type [Axis] Long-Lived Tangible Asset [Axis] Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 2 [Member] Entity Emerging Growth Company Entity Emerging Growth Company Percentage of FIFO inventory Percentage of FIFO Inventory Intangible assets, net Total intangible assets, net Intangible Assets, Net (Excluding Goodwill) Inventory (FIFO basis) Inventory, Finished Goods, Gross Total deferred tax assets Deferred Tax Assets, Gross SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Other Account SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Other Account Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Range of restricted stock to be issued maximum Range of Restricted Stock to be Issued Maximum Range of restricted stock to be issued maximum. Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Document Fiscal Period Focus Document Fiscal Period Focus Fiscal 2024 Lessee, Operating Lease, Liability, to be Paid, Year One Finite-lived intangible asset, useful life Finite-Lived Intangible Asset, Useful Life Fiscal 2027 Lessee, Operating Lease, Liability, to be Paid, Year Four Operating Lease, Expense Operating Lease, Expense Stock compensation expense Share-Based Payment Arrangement, Noncash Expense Average [Member] Weighted Average [Member] Collective Bargaining Arrangement [Axis] Collective-Bargaining Arrangement [Axis] Total deferred Deferred Income Tax Expense (Benefit), Excluding Provisional Gain Deferred Income Tax Expense (Benefit), Excluding Provisional Gain Common Stock [Member] Common Stock [Member] City Area Code City Area Code Entity Address, Postal Zip Code Entity Address, Postal Zip Code Products and Services [Axis] Product and Service [Axis] Document Fiscal Year Focus Document Fiscal Year Focus Document Financial Statement Restatement Recovery Analysis [Flag] Document Financial Statement Restatement Recovery Analysis [Flag] Stock-Based Compensation Compensation Related Costs, Policy [Policy Text Block] Minimum [Member] Minimum [Member] Net property, plant, and equipment Property, Plant and Equipment, Net Summary of intangible assets Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Other comprehensive income, net of tax Other Comprehensive Income (Loss), Net of Tax Water Treatment [Member] Water Treatment [Member] Water Treatment [Member] Water treatment. Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Cash dividends declared and paid Dividends, Common Stock, Cash ASSETS Assets [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Fiscal Year Fiscal Period, Policy [Policy Text Block] Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] Cash paid during the year for income taxes Income Taxes Paid, Net Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Retirement Plan Type [Axis] Retirement Plan Type [Axis] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Retained Earnings [Member] Retained Earnings [Member] Current portion of long-term debt Less Current Portion of Long-term Debt Long-Term Debt, Current Maturities Total liabilities and shareholders’ equity Liabilities and Equity Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other Other Other Assets, Noncurrent Basic earnings per share Earnings Per Share, Basic Right-of-use assets Operating Lease, Right-of-Use Asset Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] ESPP shares issued Stock Issued During Period, Value, Employee Stock Purchase Plan Number of Leases Number of Leases Number of Leases Accounting Policies [Abstract] Accounting Policies [Abstract] Revolving Loan Facility Swingline Subfacility Revolving Loan Facility Swingline Subfacility Revolving Loan Facility Swingline Subfacility Entity Address, City or Town Entity Address, City or Town Summary of Segment Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Principles of Consolidation Consolidation, Policy [Policy Text Block] PENSION WITHDRAWAL LIABILITY Liability, Defined Benefit Pension Plan, Noncurrent Document Transition Report Document Transition Report Retirement Plan Tax Status [Domain] Retirement Plan Tax Status [Domain] Office furniture and equipment Furniture and Fixtures, Gross Accounts payable Increase (Decrease) in Accounts Payable Common stock, shares authorized (shares) Common Stock, Shares Authorized Entity Public Float Entity Public Float Previous Credit Facility Previous Credit Facility [Member] Previous Credit Facility 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] Shares repurchased Payments for Repurchase of Equity PROPERTY, PLANT, AND EQUIPMENT: Property, Plant and Equipment [Abstract] Reconciliation to cash flows provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Equity instruments other than options, vested in period, total fair value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Loss (gain) on deferred compensation assets Gain (Loss) on Investments Vesting of restricted stock Stock Issued During Period, Value, Restricted Stock Award, Gross ROU asset Deferred Tax Liabilities, Leasing Arrangements Deferred income taxes Deferred Income Tax Expense (Benefit) Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Business Combination, Consideration Transferred, Liabilities Incurred Business Combination, Consideration Transferred, Liabilities Incurred Other Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property Income Taxes Income Tax, Policy [Policy Text Block] Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction [Flag] Fiscal 2026 Finite-Lived Intangible Asset, Expected Amortization, Year Three 401(k) matching contributions Defined Contribution Plan, Employer Matching Contribution Amount Defined Contribution Plan, Employer Matching Contribution Amount Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay Allowance for doubtful accounts receivable Accounts Receivable, Allowance for Credit Loss Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Total other assets Other Assets Valuation Allowances and Reserves, Additions for Adjustments SEC Schedule, 12-09, Valuation Allowances and Reserves, Increase (Decrease) Adjustment Machinery and equipment Machinery and Equipment, Gross Entity Registrant Name Entity Registrant Name Dilutive impact of stock options, performance units, and restricted stock (shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Fiscal 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Two Proceeds from asset disposals Proceeds from Sale of Property, Plant, and Equipment Schedule of contribution expenses Schedule of Costs of Retirement Plans [Table Text Block] Auditor Name Auditor Name Document Period End Date Document Period End Date Less accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Entity Central Index Key Entity Central Index Key Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Compensation expense Share-Based Payment Arrangement, Expense Gross Amount Finite-Lived Intangible Assets, Gross Income tax expense Total provision Income Tax Expense (Benefit) DEFERRED COMPENSATION LIABILITY Deferred Compensation Liability, Classified, Noncurrent Income Tax Authority [Domain] Income Tax Authority [Domain] Accrued payroll and employee benefits Employee-related Liabilities, Current Total other comprehensive income Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Disaggregation of Revenue [Table Text Block] Disaggregation of Revenue [Table Text Block] Inventories Inventory Disclosure [Text Block] Weighted average remaining lease term (years) Operating Lease, Weighted Average Remaining Lease Term Amendment Flag Amendment Flag Range of restricted stock to be issued minimum Range of Restricted Stock to be Issued Minimum Range of restricted stock to be issued minimum. Unrealized gain on interest rate swap Other comprehensive income, net of tax Unrealized Gain (Loss) on Derivatives Lease liability Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Deferred Rent Unrealized gain on interest rate swap Deferred Tax Liabilities, Unrealized Gains on Trading Securities Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Acquisitions Payments to Acquire Businesses, Net of Cash Acquired Weighted average discount rate Operating Lease, Weighted Average Discount Rate, Percent Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activities Interest expense, net Interest Income (Expense), Net Shares surrendered for payroll taxes Shares Surrendered During Period, For Payroll Taxes, Value Shares Surrendered During Period, For Payroll Taxes, Value Credit Facility [Domain] Credit Facility [Domain] Total contribution expense Profit Sharing, Employee Stock Ownership Plan, Employee Stock Purchase Plan and Defined Contribution Pension Plan Contribution Expense Profit Sharing, Employee Stock Ownership Plan, Employee Stock Purchase Plan and Defined Contribution Pension Plan Contribution Expense Property, plant and equipment, estimated useful lives Property, Plant and Equipment, Useful Life LONG-TERM DEBT Long-term Debt, Excluding Current Maturities Long-Term Debt, Excluding Current Maturities Net deferred tax liabilities Deferred Tax Liabilities, Net Weighted average number of shares outstanding-diluted Weighted average common shares outstanding — diluted (shares) Weighted Average Number of Shares Outstanding, Diluted Trade Accounts Receivable Trade Accounts Receivable [Member] Revenue from Contract with Customer Revenue from Contract with Customer [Text Block] Additions to property, plant, and equipment Capital expenditures Payments to Acquire Property, Plant, and Equipment Additional paid-in capital Additional Paid in Capital, Common Stock Additional Paid-in Capital [Member] Additional Paid-in Capital [Member] Document Annual Report Document Annual Report Lessee, Operating Lease, Option to Extend Lessee, Operating Lease, Option to Extend Trade receivables Deferred Tax Asset, Tax Deferred Expense, Reserve and Accrual, Accounts Receivable, Allowance for Credit Loss Total assets Assets Assets Cover [Abstract] Multi Employer Pension Plan Withdrawal Liability Payment Over Period of Years Multi Employer Pension Plan Withdrawal Liability Payment Over Period of Years Multi employer pension plan withdrawal liability payment over period of years. Share-based compensation expense APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Fair Value, Measurement Inputs, Disclosure [Text Block] Fair Value Measurement and Measurement Inputs, Recurring and Nonrecurring [Text Block] OTHER LONG-TERM LIABILITIES Other Liabilities, Noncurrent Vested, Weighted average grant date fair value (usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Total Lessee, Operating Lease, Liability, to be Paid Segment Information Segment Reporting Disclosure [Text Block] Operating leases Finance Lease, Right-of-Use Asset, Amortization CASH FLOWS FROM FINANCING ACTIVITIES: Net Cash Provided by (Used in) Financing Activities [Abstract] Lessee, Operating Lease, Renewal Term Lessee, Operating Lease, Renewal Term C&L Aqua Professionals, Inc. and LC Blending, Inc. C&L Aqua Professionals, Inc. and LC Blending, Inc. [Member] C&L Aqua Professionals, Inc. and LC Blending, Inc. Equity Component [Domain] Equity Component [Domain] Debt Instrument [Line Items] Debt Instrument [Line Items] Weighted average number of shares outstanding-basic Weighted Average Number of Shares Outstanding, Basic Weighted Average Number of Shares Outstanding, Basic Scenario [Axis] Scenario [Axis] Entity Current Reporting Status Entity Current Reporting Status Concentration Risk Type [Domain] Concentration Risk Type [Domain] Unamortized Debt Issuance Expense Unamortized Debt Issuance Expense Unamortized Debt Issuance Expense Operating income Operating income Operating Income (Loss) Excess of tax over book depreciation Deferred Tax Liabilities, Property, Plant and Equipment Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Office Equipment [Member] Office Equipment [Member] Total deferred tax liabilities Deferred Tax Liabilities, Gross Estimated amortization expense [Abstract] Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] Product Information [Line Items] Product Information [Line Items] Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Segments [Axis] Segments [Axis] Statement [Line Items] Statement [Line Items] Property, Plant and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Scenario, Unspecified [Domain] Scenario [Domain] Intangible assets Deferred Tax Liabilities, Intangible Assets Customer relationships [Member] Customer Relationships [Member] Borrowings on senior secured revolving loan Proceeds from Long-Term Lines of Credit Stock Repurchase Program, Number of Shares Authorized to be Repurchased Stock Repurchase Program, Number of Shares Authorized to be Repurchased