Amendment Flag Current Fiscal Year End Date Document Period End Date Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Registrant Name Entity Central Index Key Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus Document Type Accounts receivable, net Accounts payable Accounts Payable, Current Estimated costs to complete future remediation efforts Accrual for Environmental Loss Contingencies, Net Accrued liabilities: Income taxes Accumulated Other Comprehensive Earnings [Member] Accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Accumulated other comprehensive earnings Additional paid-in capital Additional Paid-in Capital [Member] Adjustments to reconcile net earnings attributable to controlling interest to net cash from operating activities: Tax benefits from non-qualified stock options exercised Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation Expense associated with share-based compensation arrangements Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition All Other [Member] All Other Segments [Member] Amortization of intangibles Options to purchase shares excluded from computation of EPS (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities, Name [Domain] Antidilutive Securities [Axis] Approximate identification and removal of contaminants costs Asset Retirement Obligations, Noncurrent Assets at fair value CURRENT ASSETS: ASSETS Assets Held For Sale [Abstract] Assets Held-for-sale, at Carrying Value [Abstract] TOTAL CURRENT ASSETS Assets, Current TOTAL ASSETS Assets Assets held for sale, beginning of period Assets held for sale, end of period Assets held for sale Cash overdraft Bank Overdrafts Billings in Excess of Cost and Earnings Net Tangible Assets Business Acquisition, Entity Acquired and Reason for Acquisition [Abstract] Business Description Acquisition Date Company Name BUSINESS COMBINATIONS [Abstract] Intangible Assets Purchase Price BUSINESS COMBINATIONS Acquired entity, prior year sales Capital Addition Purchase Commitments [Member] Cash and cash equivalents CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR NET CHANGE IN CASH AND CASH EQUIVALENTS Cash and Cash Equivalents, Period Increase (Decrease) COMMITMENTS, CONTINGENCIES, AND GUARANTEES Commitments and Contingencies Disclosure [Text Block] COMMITMENTS, CONTINGENCIES, AND GUARANTEES [Abstract] Common Stock [Member] Common stock, no par value (in dollars per share) Common stock, shares outstanding (in shares) Common stock, no par value; shares authorized 40,000,000; issued and outstanding 19,735,289, 19,623,803 and 19,525,590 Common stock, shares issued (in shares) Common Stock, cash dividends (in dollars per share) Common Stock, Dividends, Per Share, Declared Common stock, shares authorized (in shares) COMPREHENSIVE INCOME ATTRIBUTABLE TO CONTROLLING INTEREST Comprehensive Income (Loss), Net of Tax, Attributable to Parent LESS COMPREHENSIVE INCOME ATTRIBUTABLE TO NONCONTROLLING INTEREST Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest COMPREHENSIVE INCOME Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Corporate [Member] COST OF GOODS SOLD Cost and Earnings in Excess of Billings Deferred income tax credit DEFERRED INCOME TAXES Depreciation Changes in assets held for sale [Table Text Block] Cash dividends per share EARNINGS PER SHARE - DILUTED (in dollars per share) Diluted (in dollars per share) EARNINGS PER SHARE - BASIC (in dollars per share) Basic (in dollars per share) EARNINGS PER SHARE Earnings Per Share [Text Block] EARNINGS PER SHARE [Abstract] Effective income tax rate (in hundredths) Compensation and benefits Equity Component [Domain] Excess tax benefits from share-based compensation arrangements Excess tax benefits from share-based compensation arrangements Excess Tax Benefit (Tax Deficiency) from Share-based Compensation, Operating Activities Measurement Frequency [Axis] Fair Value, Hierarchy [Axis] Recurring [Member] Fair Value, Measurement Frequency [Domain] Fair Value Measurements, Recurring and Nonrecurring [Table] Assets and liabilities measured at fair value Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] FAIR VALUE [Abstract] FAIR VALUE Fair Value Disclosures [Text Block] Nonrecurring [Member] Quoted Prices in Active Markets Level 1 [Member] Quoted Prices in Active Markets Level 2 [Member] OTHER INTANGIBLE ASSETS, net Property, plant and equipment Gain (Loss) on Disposition of Property (Gain) loss on impairment or sale of real estate Gain (Loss) on Sale of Assets and Asset Impairment Charges Net (gain) loss on sale or impairment of property, plant and equipment Gain (Loss) on Sale of Property Plant Equipment GOODWILL GROSS PROFIT Gross Profit CONSOLIDATED CONDENSED STATEMENTS OF EARNINGS AND COMPREHENSIVE INCOME (Unaudited) [Abstract] INCOME TAXES INCOME TAXES [Abstract] Net earnings attributable to controlling interest NET EARNINGS ATTRIBUTABLE TO CONTROLLING INTEREST Disclosure By Disposal Group Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] EARNINGS BEFORE INCOME TAXES Equity in earnings of investee EQUITY IN LOSS (EARNINGS) OF INVESTEE Income (Loss) from Equity Method Investments Disclosure By Disposal Group INCOME TAXES Income Tax Expense (Benefit) Refundable income taxes Income taxes paid Income Taxes Paid Accounts payable Accrued liabilities and other Accounts receivable Increase (Decrease) in Accounts Receivable Changes in: Inventories Increase (Decrease) in Inventories Increase (Decrease) in Stockholders' Equity [Roll Forward] Effect of dilutive stock options (in shares) INDEFINITE-LIVED INTANGIBLE ASSETS INTEREST EXPENSE Interest paid Inventories: Finished goods Inventory, net Inventory, Net Raw materials INTEREST INCOME Investment Income, Interest Investments Outstanding letters of credit Letters of Credit Outstanding, Amount TOTAL CURRENT LIABILITIES Liabilities, Current CURRENT LIABILITIES: TOTAL LIABILITIES Liabilities LIABILITIES AND EQUITY TOTAL LIABILITIES AND EQUITY Liabilities and Equity Current portion of long-term debt and capital lease obligations LONG-TERM DEBT AND CAPITAL LEASE OBLIGATIONS, less current portion Long-term Purchase Commitment [Table] Long-term Purchase Commitment [Line Items] Category of Item Purchased [Axis] Long-term Purchase Commitment, Category of Item Purchased [Domain] Outstanding purchase commitments on capital projects Long-term Purchase Commitment, Amount Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Domain] Noncontrolling interest Distributions to noncontrolling interest Purchase of additional noncontrolling interest Money Market Funds [Member] CASH FLOWS FROM FINANCING ACTIVITIES: NET CASH FROM INVESTING ACTIVITIES Net Cash Provided by (Used in) Investing Activities NET CASH FROM FINANCING ACTIVITIES Net Cash Provided by (Used in) Financing Activities CASH FLOWS FROM INVESTING ACTIVITIES: CASH FLOWS FROM OPERATING ACTIVITIES: Net earnings for calculating EPS Net Income (Loss) Attributable to Parent NET CASH FROM OPERATING ACTIVITIES Net Cash Provided by (Used in) Operating Activities Net earnings attributable to noncontrolling interest LESS NET EARNINGS ATTRIBUTABLE TO NONCONTROLLING INTEREST NON-OPERATING (INCOME) EXPENSE Nonoperating Income (Expense) Number of operating segments Number of Operating Segments Noncontrolling Interest [Member] EARNINGS FROM OPERATIONS Segment operating profit (loss) BASIS OF PRESENTATION [Abstract] BASIS OF PRESENTATION Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Other current assets OTHER ASSETS Foreign currency translation adjustment NON-CASH FINANCING ACTIVITIES: Other Noncash Investing and Financing Items [Abstract] OTHER LIABILITIES Other Other, net Payments for (Proceeds from) Other Investing Activities Debt issuance costs Payments of Debt Issuance Costs Dividends paid to shareholders Payments of Dividends Purchase of property, plant and equipment Payments to Acquire Property, Plant, and Equipment Advances of notes receivable Payments to Acquire Notes Receivable Purchase of patents Payments to Acquire Other Productive Assets Acquisitions, net of cash received Payments to Acquire Businesses, Net of Cash Acquired Preferred stock, no par value; shares authorized 1,000,000; issued and outstanding, none Preferred stock, shares authorized (in shares) Preferred stock, par value (in dollars per share) Preferred stock, shares issued (in shares) Preferred stock, shares outstanding (in shares) Collections of notes receivable Other, net Capital contribution from noncontrolling interest Capital contribution from noncontrolling interest Proceeds from issuance of common stock Proceeds from sale of property, plant and equipment Completed projects still under warranty Product Warranty Accrual, Current NET EARNINGS Net earnings Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Property, plant and equipment Property, Plant, and Equipment, Fair Value Disclosure PROPERTY, PLANT AND EQUIPMENT: PROPERTY, PLANT AND EQUIPMENT, NET Property, Plant and Equipment, Net Property, plant and equipment Employee stock notes receivable Receivable from Shareholders or Affiliates for Issuance of Capital Stock Net borrowings under revolving credit facilities Repayments of Lines of Credit Repayments of Long-term Debt Repayments of Long-term Debt Total Restructuring Charges Retained earnings Retained Earnings [Member] REVENUE RECOGNITION Revenue Recognition Intersegment net sales NET SALES Net sales to outside customers Business acquisition accounted for using purchase method Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Computation of earnings per share Net loss on disposition of assets, early retirement and other impairment and exit charges Schedule of Segment Reporting Information, by Segment [Table] Segment Reporting Information [Line Items] SEGMENT REPORTING [Abstract] SEGMENT REPORTING Segment reporting Segment [Domain] SELLING, GENERAL AND ADMINISTRATIVE EXPENSES Severances and early retirement Expense associated with share-based compensation arrangements Issuance of shares under stock grant programs (in shares) Statement [Table] Statement [Line Items] CONSOLIDATED CONDENSED STATEMENTS OF EQUITY (Unaudited) [Abstract] CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) [Abstract] Business Segments [Axis] Statement, Equity Components [Axis] CONSOLIDATED CONDENSED BALANCE SHEETS (Unaudited) [Abstract] Stock Options [Member] Issuance of shares under stock grant programs Stock Granted During Period, Value, Share-based Compensation, Net of Forfeitures Issuance of shares under deferred compensation plans (in shares) Common stock issued under deferred compensation plans Issuance of shares under deferred compensation plans Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures Issuance of shares under employee stock plans Stock Issued During Period, Value, Employee Stock Ownership Plan Issuance of shares under employee stock plans (in shares) EQUITY: TOTAL EQUITY Balance Balance Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Controlling interest shareholders' equity: Controlling interest shareholders' equity Stockholders' Equity Attributable to Parent SUPPLEMENTAL SCHEDULE OF CASH FLOW INFORMATION: Weighted average shares outstanding (in shares) Shares for calculating basic EPS (in shares) Shares for calculating diluted EPS (in shares) Weighted Average Number of Shares Outstanding, Diluted Gains and losses from the sale or disposal of property, plant and equipment. Early retirement costs. Aggregate amount of write-downs for impairments recognized for long-lived assets held for abandonment, exchange or sale. Amount of impairment loss recognized resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value. Charge against earnings, comprised of costs incurred associated with an exit or disposal activity other than for a discontinued operations. Gain Loss On Disposition Of Assets And Early Retirement And Other Impairment And Exit Costs NET (GAIN) LOSS ON DISPOSITION OF ASSETS, EARLY RETIREMENT, AND OTHER IMPAIRMENT AND EXIT CHARGES Employee stock notes receivable. Employee Stock Notes Receivable [Member] Employee Stock Notes Receivable [Member] Deferred income tax asset reversal for deferred compensation plans. Adjustments To Additional Paid In Capital Deferred Compensation Accrued expense under deferred compensation plans Adjustments to amounts due from owners or affiliates of the reporting entity related to issuance of the entity's capital stock before cash payment is received (does not include amounts due from officers or directors). This element would also include the receivable for proceeds from the issuance of shares under employee stock option exercises which proceeds have not been received as of the reporting date due to the timing of the transaction date versus the settlement date. Adjustments To Receivable From Shareholders Or Affiliates For Issuance Of Capital Stock Note receivable adjustment Payments received on amounts due from owners or affiliates of the reporting entity related to issuance of the entity's capital stock before cash payment is received (does not include amounts due from officers or directors). This element would also include the receivable for proceeds from the issuance of shares under employee stock option exercises which proceeds have not been received as of the reporting date due to the timing of the transaction date versus the settlement date. Proceeds From Collection Of Receivable From Shareholders Or Affiliates For Issuance Of Capital Stock Payments received on employee stock notes receivable The entire disclosure regarding revenue recognition for percentage-of-completion. REVENUE RECOGNITION [Text Block] REVENUE RECOGNITION ASSETS HELD FOR SALE AND NET (GAIN) LOSS ON DISPOSITION OF ASSETS, EARLY RETIREMENT AND OTHER IMPAIRMENTS AND EXIT CHARGES [Abstract] The entire disclosure of assets held for sale, net loss (gain) on disposition of assets, early retirement and other impairment and exit charges. ASSETS HELD FOR SALE AND NET LOSS (GAIN) ON DISPOSITION OF ASSETS, EARLY RETIRMENT AND OTHER IMPAIRMENT AND EXIT CHARGES [Text Block] ASSETS HELD FOR SALE AND NET (GAIN) LOSS ON DISPOSITION OF ASSETS, EARLY RETIREMENT AND OTHER IMPAIRMENTS AND EXIT CHARGES Domestic stock funds are investment vehicles that invest in stocks of U.S.-based companies. Domestic stock funds [Member] Domestic stock funds [Member] International stock funds are investment vehicles that invest in stocks of companies domiciled outside of the domestic country. International stock funds [Member] International stock funds [Member] A mutual fund containing bonds that mature in a single year, giving the entire fund a terminal maturity in that year. Target funds [Member] Target funds [Member] Fund is a collective investment vehicle that invests in bonds and other debt securities. Bond funds [Member] Bond funds [Member] Fund is a professionally-managed collective investment that pools money from many investors to purchase securities. Mutual funds [Member] Mutual funds [Member] Tabular disclosure of percentage-of-completion balance sheet components. Schedule of percentage-of-completion balances [Table Text Block] Balances of percentage-of-completion accounts which are included in Other current assets and Accrued liabilities Other Numerator: [Abstract] Numerator: [Abstract] The amount of non-vested restricted shares determined by relating the portion of time within a reporting period that restricted shares have been outstanding to the total time in that period in included computation of earnings per share. Adjustment for earnings allocated to non-vested restricted common stock Adjustment for earnings allocated to non-vested restricted common stock Denominator: [Abstract] Denominator: [Abstract] Number of shares of non-vested restricted shares determined by relating the portion of time within a reporting period that restricted shares have been outstanding to the total time in that period in included computation of earnings per share. Adjustment for non-vested restricted common stock Adjustment for non-vested restricted common stock (in shares) Net earnings per share: [Abstract] Net earnings per share: [Abstract] Eastern and Western geographic segment. Eastern and Western [Member] Eastern and Western [Member] Site-Built segment. Site-Built [Member] Site-Built [Member] Additions of assets held for sale during the reporting period. Additions of assets held for sale Additions Transfers to held for use. Transfers to held for use Transfers to held for use Sale of certain real estate in Indianapolis, Indiana. Sale of certain real estate in Indianapolis Indiana Sale of certain real estate in Indianapolis, Indiana Date of Sale. Date of Sale Date of Sale Element represents the present value of future payment under consulting and non-competition agreement with previous employee. Present value of the future payments under consulting and non competition agreement Present value of the future payments under consulting and non-competition agreement Net Sales Price. Net Sales Price Net Sales Price Surety Bonds and Letters of Credit [Abstract] Amount of outstanding payment and performance bonds outstanding as of the report date. Payment and performance bonds outstanding Payment and performance bonds outstanding Expiration period of surety bonds. Expiration period of surety bonds Expiration period of surety bonds Irrevocable letters of credit outstanding in favor of insurers to guarantee performance of insurance contracts as of the report date. Irrevocable letters of credit in favor of our insurers outstanding Irrevocable letters of credit in favor of our insurers outstanding Document and Entity Information [Abstract] Irrevocable letters of credit outstanding in favor of industrial development revenue bonds to guarantee performance of insurance contracts as of the report date. Irrevocable letters of credit in favor of our industrial development revenue bonds outstanding Irrevocable letters of credit in favor of our industrial development revenue bonds outstanding Element represents the operating segment of entity. Business combination operating segment Operating Segment Includes currency on hand as well as demand deposits with banks or financial institutions and also reflects cash overdrafts. Cash And Cash Equivalents End Of Period CASH AND CASH EQUIVALENTS (OVERDRAFT), END OF PERIOD