Entity Central Index Key -- None. No documentation exists for this element. -- Document And Entity Information [Abstract] Entity Registrant Name Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Document Type Document Type Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Income Statement [Abstract] Net sales Sales Revenue Net Cost of sales Cost Of Goods And Services Sold Gross profit Gross Profit Selling, general and administrative expenses Selling General And Administrative Expense Impairment charges Asset Impairment Charges Operating income Operating Income Loss Interest expense, net Interest Income Expense Nonoperating Net Income (loss) from continuing operations before income taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest Income tax expense Income Tax Expense Benefit Income (loss) from continuing operations Income Loss From Continuing Operations Income (loss) from discontinued operations, net of income tax Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity Net income (loss) Net Income Loss Income (loss) per common share from continuing operations: Income Loss Before Extraordinary Items And Cumulative Effect Of Change In Accounting Principle Per Basic Share [Abstract] Basic Income Loss From Continuing Operations Per Basic Share Diluted Income Loss From Continuing Operations Per Diluted Share Income (loss) per common share from discontinued operations: Income Loss From Discontinued Operations And Disposal Of Discontinued Operations Net Of Tax Per Basic And Diluted Share [Abstract] Basic Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share Diluted Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share Net income (loss) per share: Earnings Per Share [Abstract] Basic Earnings Per Share Basic Diluted Earnings Per Share Diluted Dividends declared per share Common Stock Dividends Per Share Declared Statement Of Income And Comprehensive Income [Abstract] Net income (loss) Other comprehensive income (loss) Other Comprehensive Income Loss Net Of Tax Period Increase Decrease [Abstract] Foreign currency translation adjustment Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax Total other comprehensive income (loss), net of income tax Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent Comprehensive income (loss) Comprehensive Income Net Of Tax Statement Of Financial Position [Abstract] Assets Assets [Abstract] Current Assets Assets Current [Abstract] Cash Cash And Cash Equivalents At Carrying Value Restricted cash Restricted Cash And Cash Equivalents At Carrying Value Accounts receivable, less allowances of $724 and $559, respectively Accounts Receivable Net Current Inventories Inventory Net [Abstract] Finished and in-process products Inventory Finished Goods And Work In Process Net Of Reserves Raw materials and supplies Inventory Raw Materials And Supplies Net Of Reserves Inventory net Inventory Net Prepaid expenses and other assets Prepaid Expense And Other Assets Total Current Assets Assets Current Other Assets Other Assets Noncurrent [Abstract] Goodwill Goodwill Intangible assets, net Intangible Assets Net Excluding Goodwill Deferred income taxes Deferred Tax Assets Liabilities Net Noncurrent Notes receivable Long Term Accounts Notes And Loans Receivable Net Noncurrent Other Other Assets Noncurrent Total other non current assets Assets Noncurrent Property, Plant and Equipment, at Cost Property Plant And Equipment Gross [Abstract] Land Land Buildings and leasehold improvements Buildings And Improvements Gross Machinery and equipment Machinery And Equipment Gross Property, Plant and Equipment, at cost Property Plant And Equipment Gross Less allowances for depreciation and amortization Accumulated Depreciation Depletion And Amortization Property Plant And Equipment Property, plant and equipment, net Property Plant And Equipment Net Total Assets Assets Allowances for accounts receivable Allowance For Doubtful Accounts Receivable Current Accrued expenses Liabilities and Shareholders’ Equity Liabilities And Stockholders Equity [Abstract] Current Liabilities Liabilities Current [Abstract] Accounts payable Accounts Payable Current Accrued expenses Accrued Expenses [Abstract] Employee compensation Employee Related Liabilities Current Income taxes Accrued Income Taxes Current Taxes, other than income taxes Accrual For Taxes Other Than Income Taxes Current Accrued interest Interest Payable Current Other Other Accrued Liabilities Current Total Current Liabilities Liabilities Current Long-term debt Long Term Debt Noncurrent Other liabilities Other Liabilities Noncurrent Deferred income taxes Deferred Tax Liabilities Noncurrent Shareholders’ Equity Stockholders Equity [Abstract] Serial Preferred Shares (authorized 1,000,000 shares; none issued and outstanding) Preferred Stock Value Common Shares, without par value (authorized 60,000,000 shares; outstanding 29,575,807 and 29,521,566; net of treasury shares of 8,376,650 and 8,430,891, respectively) Common Stock Value Additional paid-in capital Additional Paid In Capital Common Stock Accumulated other comprehensive loss Accumulated Other Comprehensive Income Loss Net Of Tax Retained deficit Retained Earnings Accumulated Deficit Total Shareholders’ Equity Stockholders Equity Total Liabilities and Shareholders’ Equity Liabilities And Stockholders Equity Preferred Shares, shares authorized (in shares) Preferred Stock Shares Authorized Preferred Shares, shares issued (in shares) Preferred Stock Shares Issued Preferred Shares, shares outstanding (in shares) Preferred Stock Shares Outstanding Common Shares, shares authorized (in shares) Common Stock Shares Authorized Common Shares, shares outstanding (in shares) Common Stock Shares Outstanding Common shares, treasury (in shares) Treasury Stock Shares Statement Of Stockholders Equity [Abstract] Statement [Table] Statement [Table] Equity Components Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Shares Common Stock [Member] Additional Paid-In Capital Additional Paid In Capital [Member] Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income [Member] Retained Deficit Retained Earnings [Member] Statement [Line Items] Statement [Line Items] Balance Stockholders' Equity [Roll Forward] Increase Decrease In Stockholders Equity Roll Forward Net income (loss) Shares issued under incentive plans, net of shares withheld for tax Stock Issued During Period Value Share Based Compensation Stock compensation expense Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Tax benefit from stock-based compensation Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net Declared dividends - $.14 per share Dividends Common Stock Cash Balance Dividends declared per share (in dollars per share) Excess tax expense benefit from share based compensation operation activities. Payments on Performance-based Compensation Amount of interest income earned from notes receivables. Proceeds from payments for sales of business affiliate and productive assets. Excess tax expense benefit from share based compensation financing activities. Statement Of Cash Flows [Abstract] Cash Flows From Operating Activities Net Cash Provided By Used In Operating Activities [Abstract] Income (loss) from discontinued operations, net of income taxes Income (loss) from continuing operations Adjustments to reconcile income (loss) from continuing operations to net cash provided by (used for) operating activities Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Depreciation Depreciation Amortization Adjustment For Amortization Non-cash stock compensation Share Based Compensation Deferred taxes Deferred Income Tax Expense Benefit Tax benefit from stock-based compensation Excess Tax Expense Benefit From Share Based Compensation Operating Activities Impairment charges Other Other Noncash Income Expense Payments on performance based compensation Payments On Performance Based Compensation Accrued interest income on note receivable Accrued Interest On Note Receivable Other long-term liabilities Increase Decrease In Other Operating Liabilities Cash flows provided by (used for) working capital Increase Decrease In Operating Capital [Abstract] Accounts receivable Increase Decrease In Accounts Receivable Inventories Increase Decrease In Inventories Prepaid expenses and other assets Increase Decrease In Prepaid Deferred Expense And Other Assets Accounts payable and accrued expenses Increase Decrease In Accounts Payable And Accrued Liabilities Net cash provided by (used for) operating activities - continuing operations Net Cash Provided By Used In Operating Activities Continuing Operations Net cash provided by (used for) operating activities - discontinued operations Cash Provided By Used In Operating Activities Discontinued Operations Net cash provided by (used for) operating activities Net Cash Provided By Used In Operating Activities Cash Flows From Investing Activities Net Cash Provided By Used In Investing Activities [Abstract] Capital expenditures Payments To Acquire Property Plant And Equipment Proceeds from sale of property, plant and equipment Proceeds From Sale Of Property Plant And Equipment Proceeds (payments) related to sale of business Proceeds From Payments For Sales Of Business Affiliate And Productive Assets Net cash provided by (used for) investing activities - continuing operations Net Cash Provided By Used In Investing Activities Continuing Operations Net cash provided by (used for) investing activities - discontinued operations Cash Provided By Used In Investing Activities Discontinued Operations Net cash provided by (used for) investing activities Net Cash Provided By Used In Investing Activities Cash Flows From Financing Activities Net Cash Provided By Used In Financing Activities [Abstract] Net borrowing (repayments) on credit facility Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less Cash dividends paid Payments Of Dividends Common Stock Proceeds from issuance of common stock Proceeds From Issuance Of Common Stock Tax benefit from stock-based compensation Excess Tax Expense Benefit From Share Based Compensation Financing Activities Repurchase of common stock Payments For Repurchase Of Common Stock Shares withheld for employee taxes on equity awards Payments Related To Tax Withholding For Share Based Compensation Net cash provided by (used for) financing activities - continuing operations Net Cash Provided By Used In Financing Activities Continuing Operations Net cash provided by (used for) financing activities - discontinued operations Cash Provided By Used In Financing Activities Discontinued Operations Net cash provided by (used for) financing activities Net Cash Provided By Used In Financing Activities Foreign exchange rate effect on cash Effect Of Exchange Rate On Cash And Cash Equivalents Net increase (decrease) in cash Cash And Cash Equivalents Period Increase Decrease Cash at January 1 Cash at March 31 Organization Consolidation And Presentation Of Financial Statements [Abstract] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Asset Impairment Charges [Abstract] Impairment Charges Asset Impairment Charges [Text Block] Discontinued Operations And Disposal Groups [Abstract] Discontinued Operations Disposal Groups Including Discontinued Operations Disclosure [Text Block] Inventory Disclosure [Abstract] Inventories Inventory Disclosure [Text Block] Payables And Accruals [Abstract] Other Accrued Expenses Accounts Payable And Accrued Liabilities Disclosure [Text Block] Goodwill And Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Goodwill And Intangible Assets Disclosure [Text Block] Net Income (Loss) Per Common Share Earnings Per Share [Text Block] Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Stock Compensation Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Commitments And Contingencies Disclosure [Abstract] Contingencies Commitments And Contingencies Disclosure [Text Block] Debt Disclosure [Abstract] Long-Term Debt and Loan Agreements Debt Disclosure [Text Block] Compensation And Retirement Disclosure [Abstract] Retirement Plans Pension And Other Postretirement Benefits Disclosure [Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Segment Reporting [Abstract] Industry Segments Segment Reporting Disclosure [Text Block] Basis of Presentation Basis Of Accounting Policy Policy [Text Block] Recent Accounting Pronouncements New Accounting Pronouncements Policy Policy [Text Block] Translation of Foreign Currencies Foreign Currency Transactions And Translations Policy [Text Block] Fair Value Measurement Fair Value Of Financial Instruments Policy Revenue Recognition Revenue Recognition Policy [Text Block] Accumulated Other Comprehensive Income (Loss) Comprehensive Income Policy Policy [Text Block] Cash Cash And Cash Equivalents Policy [Text Block] The balances in the Company's accumulated other comprehensive income (loss) Schedule Of Accumulated Other Comprehensive Income Loss Table [Text Block] Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Table] Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Table] Disposal Group Name Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Axis] Disposal Group Name Disposal Groups Including Discontinued Operations Name [Domain] Lawn and garden business. Lawn and Garden Business Lawn And Garden Business [Member] Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items] Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items] Schedule of Disposal Groups, Including Discontinued Operations, Income Statement Schedule Of Disposal Groups Including Discontinued Operations Income Statement Balance Sheet And Additional Disclosures [Text Block] Schedule of Other Accrued Expenses Other Current Liabilities Table [Text Block] The change in goodwill Schedule Of Goodwill [Text Block] Weighted average number of common shares outstanding during the period Schedule Of Weighted Average Number Of Shares Table [Text Block] Fair Value of stock options granted assumptions used Schedule Of Share Based Payment Award Employee Stock Purchase Plan Valuation Assumptions Table [Text Block] Summary of stock option activity for the period Schedule Of Share Based Compensation Stock Options Activity Table [Text Block] Summary of restricted stock unit activity for the period Schedule Of Share Based Compensation Restricted Stock Units Award Activity Table [Text Block] Schedule of Long Term Debt Schedule Of Debt Table [Text Block] Net periodic pension cost Schedule Of Defined Benefit Plans Disclosures [Text Block] Schedule of Reporting Information by Segment Schedule Of Segment Reporting Information By Segment [Text Block] Organization, Consolidation and Presentation of Financial Statements [Line Items] Organization, Consolidation and Presentation of Financial Statements [Table] Organization Consolidation And Presentation Of Financial Statements [Table] Organization Consolidation And Presentation Of Financial Statements [Table] Adjustments for New Accounting Pronouncements Adjustments For New Accounting Pronouncements [Axis] Type of Adoption Type Of Adoption [Member] Adjustments for New Accounting Pronouncement New Accounting Pronouncement [Member] Measurement Basis Fair Value By Measurement Basis [Axis] Fair Value Measurement Fair Value Disclosure Item Amounts [Domain] Carrying (Reported) Amount, Fair Value Disclosure Carrying Reported Amount Fair Value Disclosure [Member] Estimate of Fair Value, Fair Value Disclosure Estimate Of Fair Value Fair Value Disclosure [Member] Long-term Debt, Type Longterm Debt Type [Axis] Long-term Debt, Type Longterm Debt Type [Domain] Less unamortized deferred financing fees Senior Notes [Member] Organization Consolidation And Presentation Of Financial Statements [Line Items] Organization Consolidation And Presentation Of Financial Statements [Line Items] Unamortized debt issuance cost Unamortized Debt Issuance Expense Notes payable, carrying amount Notes Payable Notes payable, fair value disclosure Notes Payable Fair Value Disclosure Accumulated Other Comprehensive Income (Loss) [Roll Forward] Accumulated Other Comprehensive Income Loss [Table] Accumulated Other Comprehensive Income Loss [Table] Foreign Currency [Member] Accumulated Translation Adjustment [Member] Defined Benefit Plans and Other Postretirement Benefit Plans Defined Benefit Plans Disclosures Defined Benefit Plans [Axis] Defined Benefit Plan and Other Postretirement Benefit Plan Defined Benefit Plans [Domain] Defined Benefit Pension Plans [Member] Pension Plans Defined Benefit [Member] Accumulated Other Comprehensive Income (Loss) [Roll Forward] Accumulated Other Comprehensive Income Loss [Line Items] Accumulated Other Comprehensive Income (Loss) [Roll Forward] Accumulated Other Comprehensive Income Loss Roll Forward Beginning balance Other comprehensive income (loss) before reclassifications Other Comprehensive Income Loss Before Reclassifications Net Of Tax Amounts reclassified from accumulated other comprehensive income, net of tax Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax Ending balance Promissory notes receivable maturity date, month and year. Escrow deposit due to be settled date, month and year. Additional gain loss on sale of business. Proceeds from Divestiture of Businesses Attributed to Change in Working Capital. Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract] Disposal Group Not Discontinued Operation Income Statement Disclosures [Abstract] Interest rate Debt Instrument Interest Rate Stated Percentage Notes Receivable, Fair Value Disclosure Notes Receivable Fair Value Disclosure Amount of consideration received Noncash Or Part Noncash Divestiture Amount Of Consideration Received1 Proceeds from divestiture of businesses Proceeds From Divestiture Of Businesses Liabilities of Disposal Group, Including Discontinued Operation [Abstract] Liabilities Of Disposal Group Including Discontinued Operation [Abstract] Gain sale of business Gain Loss On Sale Of Business Promissory note receivable Accounts And Notes Receivable Net Maturity date of promissory note receivable Promissory Notes Receivable Maturity Date Month And Year Escrow deposit Escrow Deposit Escrow deposit due to be settled date Escrow Deposit Due To Be Settled Date Month And Year Additional gain on sale of business Additional Gain Loss On Sale Of Business Adjustment to working capital Proceeds From Divestiture Of Businesses Attributed To Change In Working Capital Net sales Disposal Group Including Discontinued Operation Revenue Loss from discontinued operations before income taxes Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Before Income Tax Income tax expense Discontinued Operation Tax Effect Of Income Loss From Discontinued Operation During Phase Out Period Loss from discontinued operations Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax Gain (loss) on sale of discontinued operations, inclusive of tax benefit of ($29) and ($2,191), respectively Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax Income (loss) from discontinued operations, net of income taxes Tax expense (benefit) from provision for gain (Loss) on disposal Discontinued Operation Tax Expense Benefit From Provision For Gain Loss On Disposal Percentage of LIFO Inventory Percentage Of L I F O Inventory Carrying value as of the balance sheet date of accrued expenses incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. Deposits and amounts due to customers Customer Advances And Deposits Current Dividends payable Dividends Payable Current Accrued litigation and professional fees Accrued Professional Fees Current Other accrued expenses Other Accrued Expenses Current Other accrued expenses, Total Schedule Of Goodwill [Table] Schedule Of Goodwill [Table] Segments Statement Business Segments [Axis] Segments Segment [Domain] Distribution. Distribution Distribution [Member] Material handling. Material Handling Material Handling [Member] Goodwill [Line Items] Goodwill [Line Items] Goodwill [Roll Forward] Goodwill Roll Forward Beginning balance Foreign currency translation Goodwill Translation Adjustments Impairment charges Goodwill Impairment Loss Ending balance Finite and indefinite lived intangible assets. Schedule of finite and indefinite lived intangible assets. Schedule Of Finite And Indefinite Lived Intangible Assets [Table] Schedule Of Finite And Indefinite Lived Intangible Assets [Table] Indefinite-lived Intangible Assets Indefinite Lived Intangible Assets By Major Class [Axis] Indefinite-lived Intangible Assets, Major Class Name Indefinite Lived Intangible Assets Major Class Name [Domain] Trade Names [Member] Trade Names [Member] Finite And Indefinite Lived Intangible Assets [Line Items] Finite And Indefinite Lived Intangible Assets [Line Items] Carrying value of indefinite-lived intangible assets Indefinite Lived Intangible Assets Excluding Goodwill Weighted average common shares outstanding basic Weighted Average Number Of Shares Outstanding Basic Dilutive effect of stock options and restricted stock (in shares) Incremental Common Shares Attributable To Share Based Payment Arrangements Weighted average common shares outstanding diluted (in shares) Weighted Average Number Of Diluted Shares Outstanding Anti-dilutive securities excluded from computation of net earnings or loss per common share Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Plan Name Plan Name [Axis] Plan Name Plan Name [Domain] 2008 Plan [Member] 2008 Plan [Member] A2008 Plan [Member] Award Type Award Type [Axis] Equity Award Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] Stock Options [Member] Employee Stock Option [Member] Restricted Stock Units [Member] Restricted Stock Units R S U [Member] Range Range [Axis] Range Range [Member] Minimum [Member] Minimum [Member] Maximum [Member] Maximum [Member] Performance based restricted stock units. Performance-Based Restricted Stock Units [Member] Performance Based Restricted Stock Units [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Shares authorized for grant under plan (in shares) Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized Period of expiration, term Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period Stock compensation expense Allocated Share Based Compensation Expense Total unrecognized compensation cost related to non-vested share based compensation arrangements Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options Unrecognized compensation cost period for recognition Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 Share based compensation arrangement by share based payment award fair value assumptions suboptimal exercise factor. Risk free interest rate Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Expected dividend yield Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate Suboptimal exercise factor Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Suboptimal Exercise Factor Expected volatility Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Fair value per option Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Roll Forward Outstanding at January 1, 2016 Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Options Granted (in shares) Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross Options Exercised, Shares (in shares) Stock Issued During Period Shares Stock Options Exercised Cancelled or forfeited (in shares) Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Outstanding at March 31, 2016 Exercisable at March 31, 2016 Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward] Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Rollforward Outstanding, Average Price (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Options Granted, Average exercise price (in dollars per share) Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price Options Exercised, Average exercise price (in dollars per share) Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price Cancelled or forfeited, average exercise price (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price Outstanding, Average Price (in dollars per share) Exercisable, Average Exercise Price (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price Outstanding, Weighted Average Life Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Outstanding Options Weighted Average Remaining Contractual Term2 Exercisable, Weighted Average Life Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Exercisable Options Weighted Average Remaining Contractual Term2 The total intrinsic value of all stock options exercised Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value 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 Roll Forward Unvested (in shares) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Granted (in shares) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Vested (in shares) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Forfeited (in shares) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Unvested (in shares) 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 Roll Forward Unvested shares, Average Grant Date Fair Value (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Granted, Average Grant Date Fair Value (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value Vested, Average Grant Date Fair Value (in dollars 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 Forfeited, Average Grant Date Fair Value (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value Unvested shares, Average Grant Date Fair Value (in dollars per share) Vesting period, in years Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 Percentage of established target performance criteria. Stock granted during period Percentage of established target performance criteria Percentage Of Established Target Performance Criteria Original estimated project costs. Low-end of the range estimate of the reasonably possible loss exposure for environmental loss contingencies at an individual site. High-end of the range estimate of the reasonably possible loss exposure for environmental loss contingencies at an individual site. Loss Contingencies [Table] Loss Contingencies [Table] Subsequent Event Type Subsequent Event Type [Axis] Subsequent Event Type Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Litigation Status Litigation Status [Axis] Litigation Status Litigation Status [Domain] Pending Litigation Pending Litigation [Member] Litigation Case Litigation Case [Axis] Litigation Case Litigation Case Type [Domain] New Idria Mercury Mine [Member] New Idria Mercury Mine New Idria Mercury Mine [Member] Guadelupe River Watershed. Guadelupe River Watershed Guadelupe River Watershed [Member] Loss Contingency Nature Loss Contingencies By Nature Of Contingency [Axis] Loss Contingency, Nature Loss Contingency Nature [Domain] EPA Notice Letter. E P A Notice Letter E P A Notice Letter [Member] Natural resource damage claim. Natural Resource Damage Claim Natural Resource Damage Claim [Member] Settled Litigation Settled Litigation [Member] Patent Infringement Against Orbis Corp. [Member] Patent Infringement Against Orbis Corp Patent Infringement Against Orbis Corp [Member] Loss From Patent Infringement Loss From Patent Infringement Loss From Patent Infringement [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Expense recognized Loss Contingency Loss In Period Payments charged against the reserve Accrual For Environmental Loss Contingencies Payments Estimate of EPA's interim removal project costs Loss Contingency Estimate Of Possible Loss Accrued balance Loss Contingency Accrual Provision Total contingency accrued Loss Contingency Accrual At Carrying Value Original estimated project costs Original Estimated Project Costs Revised estimated project costs, Low Estimate Site Contingency Loss Exposure Low Estimate Revised estimated project costs, High Estimate Site Contingency Loss Exposure High Estimate Loss Contingency, Range of Possible Loss, Maximum Loss Contingency Range Of Possible Loss Maximum Loss contingency accrual reversal. Contingency accrual reversal Loss Contingency Accrual Reversal Plaintiff counter claim amount Loss Contingency Damages Sought Value Debt Instrument [Table] Debt Instrument [Table] Debt Instrument Debt Instrument [Axis] Debt Instrument, Name Debt Instrument Name [Domain] Four Point Six Seven Percent Senior Unsecured Notes Due Twenty Twenty One [Member] 4.67% Senior Unsecured Notes due 2021 [Member] Four Point Six Seven Percent Senior Unsecured Notes Due Twenty Twenty One [Member] Five Point Two Five Percent Senior Unsecured Notes Due Twenty Twenty Four [Member] 5.25% Senior Unsecured Notes due 2024 [Member] Five Point Two Five Percent Senior Unsecured Notes Due Twenty Twenty Four [Member] Five Point Three Zero Percent Senior Unsecured Notes Due Twenty Twenty Four [Member] 5.30% Senior Unsecured Notes due 2024 [Member] Five Point Three Zero Percent Senior Unsecured Notes Due Twenty Twenty Four [Member] Five point four five percent senior unsecured notes due twenty twenty six. 5.45% Senior Unsecured Notes due 2026 [Member] Five Point Four Five Percent Senior Unsecured Notes Due Twenty Twenty Six [Member] Credit Facility Credit Facility [Axis] Credit Facility Credit Facility [Domain] Loan Agreement Revolving Credit Facility [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Long-term Debt Debt Instrument Carrying Amount Less unamortized deferred financing fees Long-term Debt, net of deferred financing costs Debt instrument maturity year. Debt instrument maturity period Debt Instrument Maturity Year Maximum borrowing capacity on line of credit Line Of Credit Facility Maximum Borrowing Capacity Remaining amount available under the line of credit Line Of Credit Facility Remaining Borrowing Capacity Letters of credit Letters Of Credit Outstanding Amount Interest rate during period Debt Instrument Interest Rate During Period Long-term debt, excluding unamortized deferred financing costs Schedule Of Defined Benefit Plans Disclosures [Table] Schedule Of Defined Benefit Plans Disclosures [Table] Pension Plans, Defined Benefit [Member] Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Interest cost Defined Benefit Plan Interest Cost Expected return on assets Defined Benefit Plan Expected Return On Plan Assets Amortization of net loss Defined Benefit Plan Amortization Of Gains Losses Net periodic pension cost Defined Benefit Plan Net Periodic Benefit Cost Company contributions Defined Benefit Plan Contributions By Employer Income tax line items. Income Taxes. Income Taxes [Table] Income Taxes [Table] Income Taxes [Line Items] Income Taxes [Line Items] Pre-tax loss Unrecognized tax benefits that would impact effective tax rate Unrecognized Tax Benefits That Would Impact Effective Tax Rate Amount of accrued interest expense included as a liability within the Company's Condensed Consolidated Statements of Financial Position Unrecognized Tax Benefits Interest On Income Taxes Accrued Unrecognized tax benefits Unrecognized Tax Benefits Number of operating segments Number Of Operating Segments Schedule Of Segment Reporting Information By Segment [Table] Schedule Of Segment Reporting Information By Segment [Table] Consolidation Items Consolidation Items [Axis] Consolidation Items Consolidation Items [Domain] Operating Segments Operating Segments [Member] Inter-company sales Intersegment Elimination [Member] Corporate Corporate Non Segment [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Operating Income Interest expense, net Income (loss) from continuing operations before income taxes Identifiable Assets