Entity Central Index Key Accrued death and other executive benefits. Amount of accrued and other liabilities which are due after one year. Amount of accrued liabilities and other liabilities which are due within one year. Document And Entity Information [Abstract] Document And Entity Information [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol 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 Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Supplies prepaid items and other. Total supplies, prepaid items and other. Aggregate carrying amount, as of the balance sheet date, of other noncurrent indefinite-lived and finite-lived intangible and noncurrent assets not separately disclosed in the balance sheet not expected to be realized or consumed after one year. Statement Of Financial Position [Abstract] Statement [Table] Statement [Table] Class of Stock Statement Class Of Stock [Axis] Class of Stock Class Of Stock [Domain] Series E Preferred Stock [Member] Series E Preferred Stock [Member] Series F Preferred Stock [Member] Series F Preferred Stock [Member] Series B Preferred Stock [Member] Series B Preferred Stock [Member] Series D Preferred Stock [Member] Series D Preferred Stock [Member] Statement [Line Items] Statement [Line Items] Assets Assets [Abstract] Current assets: Assets Current [Abstract] Cash and cash equivalents Cash And Cash Equivalents At Carrying Value Accounts receivable, net Accounts Receivable Net Current Inventories: Inventory Net [Abstract] Finished goods Inventory Finished Goods Net Of Reserves Raw materials Inventory Raw Materials Net Of Reserves Total inventories Inventory Net Supplies, prepaid items and other: Supplies Prepaid Items And Other [Abstract] Prepaid insurance Prepaid Insurance Supplies Supplies Other Other Prepaid Expense Current Total supplies, prepaid items and other Supplies Prepaid Items And Other Total current assets Assets Current Property, plant and equipment, net Property Plant And Equipment Net Intangible and other assets, net Intangibles And Other Assets Net Total assets Assets Less treasury stock at cost. Liabilities and Stockholders' Equity Liabilities And Stockholders Equity [Abstract] Current liabilities: Liabilities Current [Abstract] Accounts payable Accounts Payable Current Short-term financing Short Term Borrowings Accrued and other liabilities Accrued And Other Liabilities Current Current portion of long-term debt Long Term Debt And Capital Lease Obligations Current Total current liabilities Liabilities Current Long-term debt, net Long Term Debt And Capital Lease Obligations Noncurrent accrued and other liabilities Accrued And Other Liabilities Noncurrent Deferred income taxes Deferred Tax Liabilities Noncurrent Commitments and contingencies (Note 7) Commitments And Contingencies Redeemable preferred stocks: Temporary Equity [Abstract] Redeemable preferred stock, value Temporary Equity Carrying Amount Attributable To Parent Stockholders' equity: Stockholders Equity [Abstract] Preferred stock, value Preferred Stock Value Common stock, $.10 par value; 75,000,000 shares authorized, 31,280,685 shares issued Common Stock Value Capital in excess of par value Additional Paid In Capital Retained earnings Retained Earnings Accumulated Deficit Stockholders equity including treasury stock Stockholders Equity Before Treasury Stock Less treasury stock, at cost: Less Treasury Stock At Cost [Abstract] Common stock, 2,662,244 shares (2,662,027 shares at December 31, 2017) Treasury Stock Value Total stockholders' equity Stockholders Equity Total Liabilities and Stockholders' equity Liabilities And Stockholders Equity Temporary equity dividend rate percentage. Cumulative redeemable preferred stock, dividend rate Temporary Equity Dividend Rate Percentage Redeemable preferred stock, par value Temporary Equity Par Or Stated Value Per Share Redeemable preferred stock, shares issued Temporary Equity Shares Issued Redeemable preferred stock, shares outstanding Temporary Equity Shares Outstanding Redeemable preferred stock, liquidation preference Temporary Equity Liquidation Preference Convertible preferred stock dividend rate Preferred Stock Dividend Rate Percentage Preferred stock, shares issued Preferred Stock Shares Issued Preferred stock, shares outstanding Preferred Stock Shares Outstanding Series B cumulative, convertible preferred stock, par value Preferred Stock Par Or Stated Value Per Share Series D cumulative, convertible Class C preferred stock, par value Preferred Stock No Par Value Common stock, par value Common Stock Par Or Stated Value Per Share Common stock, shares authorized Common Stock Shares Authorized Common stock, shares issued Common Stock Shares Issued Treasury stock, common shares Treasury Stock Common Shares Income Statement [Abstract] Net sales Revenue From Contract With Customer Excluding Assessed Tax Cost of sales Cost Of Revenue Gross profit (loss) Gross Profit Selling, general and administrative expense Selling General And Administrative Expense Other expense (income), net Other Operating Income Expense Net Operating loss Operating Income Loss Interest expense, net Interest Expense Loss on extinguishment of debt Gains Losses On Extinguishment Of Debt Non-operating other expense (income), net Other Nonoperating Income Expense Loss before provision (benefit) for income taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest Provision (benefit) for income taxes Income Tax Expense Benefit Net loss Net Income Loss Dividends on convertible preferred stocks Dividends Preferred Stock Cash Dividends on Series E redeemable preferred stock Temporary Equity Dividends Adjustment Accretion of Series E redeemable preferred stock Temporary Equity Accretion To Redemption Value Adjustment Net loss attributable to common stockholders Net Income Loss Available To Common Stockholders Basic Basic and dilutive net loss per common share: Earnings Per Share Basic And Diluted Statement Of Stockholders Equity [Abstract] Non-Redeemable Preferred Stock [Member] Nonredeemable Preferred Stock [Member] Equity Components Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Stock Shares [Member] Common Stock [Member] Treasury Stock-Common [Member] Treasury Stock [Member] Capital in Excess of Par Value [Member] Additional Paid In Capital [Member] Retained Earnings [Member] Retained Earnings [Member] Balance Balance, shares Shares Issued Net loss Dividend accrued on redeemable preferred stock Temporary Equity Accretion Of Dividends Accretion of redeemable preferred stock Temporary Equity Accretion To Redemption Value Stock-based compensation Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Other Stock Issued During Period Value Other Other, Shares Stock Issued During Period Shares Other Balance Balance, shares The aggregate expense charged against earnings to allocate the cost of intangible and other assets in a systematic manner to the periods expected to benefit from such assets. Gain (loss) on sales of business and other property and equipment. The cash outflow for costs incurred in connection with debt origination, debt extinguishment and debt modification. Payments of preferred stock modification costs. Statement Of Cash Flows [Abstract] Cash flows from continuing operating activities Net Cash Provided By Used In Operating Activities Continuing Operations [Abstract] Net loss Profit Loss Adjustments to reconcile net loss to net cash provided by continuing operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Deferred income taxes Deferred Income Tax Expense Benefit Depreciation, depletion and amortization of property, plant and equipment Depreciation Depletion And Amortization Amortization of intangible and other assets Amortization Of Intangible And Other Assets Loss (gain) on sales of a business and other property and equipment Gain Loss On Sales Of Business And Other Property And Equipment Other Other Noncash Income Expense Cash provided (used) by changes in assets and liabilities (net of effects of discontinued operations): Increase Decrease In Operating Capital [Abstract] Accounts receivable Increase Decrease In Accounts Receivable Inventories Increase Decrease In Inventories Prepaid insurance Increase Decrease In Prepaid Insurance Prepaid and accrued income taxes Increase Decrease In Accrued Income Taxes Payable Accounts payable Increase Decrease In Accounts Payable Accrued interest Increase Decrease In Interest Payable Net Other assets and other liabilities Increase Decrease In Other Operating Liabilities Net cash provided by continuing operating activities Net Cash Provided By Used In Operating Activities Continuing Operations Cash flows from continuing investing activities Net Cash Provided By Used In Investing Activities [Abstract] Expenditures for property, plant and equipment Payments To Acquire Property Plant And Equipment Net proceeds from sale of businesses and other property and equipment Proceeds From Sales Of Business Affiliate And Productive Assets Proceeds from property insurance recovery associated with property, plant and equipment Proceeds From Insurance Settlement Investing Activities Net proceeds from sale of discontinued operations Proceeds From Divestiture Of Businesses Other investing activities Payments For Proceeds From Other Investing Activities Net cash used by continuing investing activities Net Cash Provided By Used In Investing Activities Cash flows from continuing financing activities Net Cash Provided By Used In Financing Activities Continuing Operations [Abstract] Proceeds from 9.625% senior secured notes, net of discount and fees Proceeds From Secured Notes Payable Payments on senior secured notes Repayments Of Senior Debt Payments on other long-term debt Repayments Of Other Long Term Debt Payments of debt-related costs Payments Of Debt Related Costs Payments on short-term financing, net Repayments Of Short Term Debt Payments of preferred stock modification costs Payments Of Preferred Stock Modification Costs Taxes paid on equity awards Payments Related To Tax Withholding For Share Based Compensation Net cash used by continuing financing activities Net Cash Provided By Used In Financing Activities Continuing Operations Cash flows of discontinued operations: Net Cash Provided By Used In Discontinued Operations [Abstract] Net cash used by operating activities Cash Provided By Used In Operating Activities Discontinued Operations Net cash used by financing activities Cash Provided By Used In Financing Activities Discontinued Operations Net cash used by discontinued operations Net Cash Provided By Used In Discontinued Operations Net increase (decrease) in cash and cash equivalents Cash And Cash Equivalents Period Increase Decrease Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Debt Instrument Debt Instrument [Axis] Debt Instrument, Name Debt Instrument Name [Domain] Nine point six two five percentage long term senior secured notes due in 2023. 9.625% Senior Secured Notes due 2023 [Member] Nine Point Six Two Five Percentage Long Term Senior Secured Notes Due In2023 [Member] Debt instrument, interest rate Debt Instrument Interest Rate Stated Percentage Accounting Policies [Abstract] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Revenue From Contract With Customer [Abstract] Adoption of ASC 606 Revenue From Contract With Customer [Text Block] Earnings Per Share [Abstract] Loss Per Common Share Earnings Per Share [Text Block] Inventory Disclosure [Abstract] Inventories Inventory Disclosure [Text Block] Other Liabilities Disclosure [Abstract] Current and Noncurrent Accrued and Other Liabilities Other Liabilities Disclosure [Text Block] Debt Disclosure [Abstract] Long-Term Debt Long Term Debt [Text Block] Commitments And Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments And Contingencies Disclosure [Text Block] Derivative Instruments And Hedging Activities Disclosure [Abstract] Derivatives, Hedges, Financial Instruments and Carbon Credits Derivative Instruments And Hedging Activities Disclosure [Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Securities financing including redeemable preferred stocks. Equity [Abstract] Securities Financing Including Redeemable Preferred Stocks Securities Financing Including Redeemable Preferred Stocks [Text Block] Related Party Transactions [Abstract] Related Party Transactions Related Party Transactions Disclosure [Text Block] Supplemental Cash Flow Elements [Abstract] Supplemental Cash Flow Information Cash Flow Supplemental Disclosures [Text Block] Subsequent Events [Abstract] Subsequent Events Subsequent Events [Text Block] Basis of Consolidation Consolidation Policy [Text Block] Disclosure of accounting policy for nature of business. Nature of Business Nature Of Business Policy [Text Block] Use of Estimates Use Of Estimates Income Taxes Income Tax Policy [Text Block] Contingencies Commitments And Contingencies Policy [Text Block] Recognition of insurance recoveries of losses. Recognition of Insurance Recoveries of Losses Recognition Of Insurance Recoveries Of Losses Policy [Text Block] Redeemable Preferred Stocks Stockholders Equity Note Redeemable Preferred Stock Issue Policy Recently Adopted Accounting Pronouncements New Accounting Pronouncements Policy Policy [Text Block] Revenue Recognition and Performance Obligations Revenue Recognition Policy [Text Block] Summary of Impact of Adoption of Accounting Standards Schedule Of Prospective Adoption Of New Accounting Pronouncements Table [Text Block] Summary of Net Sales Disaggregated by Revenue Source Schedule Of Entity Wide Information Revenue From External Customers By Products And Services [Text Block] Computation of Basic and Diluted Net Income (Loss) Per Common Share Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Antidilutive Securities Excluded from Computation of Diluted Net Income (Loss) Per Common Share Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Text Block] Summary of Current and Noncurrent Accrued and Other Liabilities Schedule Of Other Assets And Other Liabilities Table [Text Block] Schedule of Revolving Credit Facility and Long-Term Debt Schedule Of Debt Instruments [Text Block] Assets and Liabilities Measured at Fair Value on Recurring Basis Schedule Of Fair Value Assets And Liabilities Measured On Recurring Basis Table [Text Block] Tabular disclosure of the fair value measurement of assets and liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized); (2) purchases, sales, issuances, and settlements (net); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs). Reconciliation of Beginning and Ending Balances for Assets and Liabilities Measured at Fair Value on Recurring Basis Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Table [Text Block] Net Gains (Losses) Included in Operating Results and Statement of Operations Classifications Schedule Of Derivative Instruments Gain Loss In Statement Of Financial Performance [Text Block] Schedule of Carrying Values and Estimated Fair Values of Financial Instruments Schedule Of Carrying Values And Estimated Fair Values Of Debt Instruments Table [Text Block] Provision (Benefit) for Income Taxes Schedule Of Components Of Income Tax Expense Benefit Table [Text Block] Summary of Redeemable Preferred Stock Temporary Equity Table [Text Block] Additional Information Relating to Cash Flow Activities Schedule Of Cash Flow Supplemental Disclosures Table [Text Block] Number of facilities for manufacture and distribution of products. Organization Consolidation And Presentation Of Financial Statements [Abstract] Number of facilities for manufacture and distribution of products Number Of Facilities For Manufacture And Distribution Of Products Proceeds from the sale of discontinued operations being held in a related indemnity escrow account Expenses incurred in operating lease agreements Operating Lease Expense Future minimum payments on operating lease agreements Operating Leases Future Minimum Payments Due Accounting Changes And Error Corrections [Abstract] New Accounting Pronouncements Or Change In Accounting Principle [Table] New Accounting Pronouncements Or Change In Accounting Principle [Table] Adjustments for New Accounting Pronouncements Adjustments For New Accounting Pronouncements [Axis] Type of Adoption Type Of Adoption [Member] Accounting Standards Update 2014-09 [Member] Accounting Standards Update201409 [Member] Initial Application Period Cumulative Effect Transition Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition Initial Application Period Cumulative Effect Transition [Domain] Balances without adoption of 606 [Member] Calculated Under Revenue Guidance In Effect Before Topic606 [Member] Effect of Change Higher/(Lower) [Member] Difference Between Revenue Guidance In Effect Before And After Topic606 [Member] New Accounting Pronouncements Or Change In Accounting Principle [Line Items] New Accounting Pronouncements Or Change In Accounting Principle [Line Items] Gross profit (loss) Operating loss Segments Statement Business Segments [Axis] Segments Segment [Domain] Goodwill of Chemical. Chemical [Member] Chemical [Member] Product and Service Product Or Service [Axis] Product and Service Products And Services [Domain] Agricultural products. Agricultural Products [Member] Agricultural Products [Member] Industrial acids and other chemical products. Industrial Acids and Other Chemical Products [Member] Industrial Acids And Other Chemical Products [Member] Mining products. Mining Products [Member] Mining Products [Member] Other products. Other Products [Member] Other Products [Member] Net sales: Disaggregation Of Revenue [Abstract] Difference between Revenue Guidance in Effect before and after Topic 606 [Member] Revenue used to determine transaction price, period Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 Weighted average revenue remaining performance obligation expected timing of satisfaction period. Revenue, remaining performance obligation, expected timing of satisfaction, description Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Explanation Average revenue remaining performance obligation expected timing of satisfaction period Weighted Average Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period Contract liabilities Contract With Customer Liability Contract with customer, liability partially offset revenue recognized Contract With Customer Liability Revenue Recognized Numerator. Schedule Of Earnings Per Share Basic By Common Class [Table] Schedule Of Earnings Per Share Basic By Common Class [Table] Series E redeemable preferred stock. Series E Redeemable Preferred Stock [Member] Series E Redeemable Preferred Stock [Member] Earnings Per Share Basic [Line Items] Earnings Per Share Basic [Line Items] Numerator: Earnings Per Share Numerator [Abstract] Adjustments for basic net loss per common share: Net Income Loss Available To Common Stockholders Basic [Abstract] Dividend requirements on Series E Redeemable Preferred Dividend requirements Accretion of redeemable preferred stock Denominator: Weighted Average Number Of Shares Outstanding [Abstract] Denominator for basic and dilutive net loss per common share - adjusted weighted-average shares Weighted Average Number Of Share Outstanding Basic And Diluted Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Antidilutive Securities Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis] Antidilutive Securities, Name Antidilutive Securities Name [Domain] Restricted stock and restricted stock units. Restricted Stock and Stock Units [Member] Restricted Stock And Restricted Stock Units [Member] Stock Options [Member] Employee Stock Option [Member] Convertible Preferred Stocks [Member] Convertible Preferred Stock [Member] Derivative Instrument Derivative Instrument Risk [Axis] Derivative Contract Derivative Contract Type [Domain] Embedded Derivative [Member] Embedded Derivative Financial Instruments [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Inventory adjustments Inventory Valuation Reserves Payables And Accruals [Abstract] Accrued litigation settlement (See Note 13) Litigation Reserve Accrued interest Interest Payable Current And Noncurrent Deferred revenue Deferred Revenue And Credits Accrued payroll and benefits Employee Related Liabilities Current And Noncurrent Series E Redeemable Preferred - embedded derivative Embedded Derivative Fair Value Of Embedded Derivative Liability Accrued death and other executive benefits Accrued Death And Other Executive Benefits Accrued health and worker compensation insurance claims Workers Compensation Liability Current And Noncurrent Customer deposits Customer Advances And Deposits Other Other Accrued Liabilities Current And Noncurrent Total current and noncurrent accrued liabilities Accrued Liabilities And Other Liabilities Less noncurrent portion Current portion of accrued and other liabilities Debt Instrument [Table] Debt Instrument [Table] Five point seven five working capital revolver loan. 5.75% Working Capital Revolver Loan [Member] Five Point Seven Five Working Capital Revolver Loan [Member] Senior secured notes due 2023. Senior Secured Notes due 2023 [Member] Senior Secured Notes Due Two Thousand And Twenty Three [Member] Senior secured notes due two thousand and nineteen. Senior Secured Notes due 2019 [Member] Senior Secured Notes Due Two Thousand And Nineteen [Member] Secured promissory note due two thousand and nineteen with a current interest of 5.73%. 5.73% Secured Promissory Note Due 2019 [Member] Five Point Seven Three Secured Promissory Note Due Two Thousand And Nineteen [Member] Secured promissory note due two thousand and twenty one with current interest rate of 5.25%. 5.25% Secured Promissory Note Due 2021 [Member] Five Point Two Five Percent Secured Promissory Note Due Two Thousand And Twenty One [Member] Six point three five percent secured promissory note due two thousand and twenty three. 6.35% Secured Promissory Note Due 2023 [Member] Six Point Three Five Percent Secured Promissory Note Due Two Thousand And Twenty Three [Member] Other long term debt. Other [Member] Other Long Term Debt [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Debt carrying amount Debt Instrument Carrying Amount Unamortized discount and debt issuance costs Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net Long-term debt Long Term Debt Less current portion of long-term debt, net Long Term Debt Current Long-term debt due after one year, net Long Term Debt Noncurrent Line of credit facility, interest rate Line Of Credit Facility Interest Rate At Period End Long-term debt, effective Interest Rate Debt Instrument Interest Rate Effective Percentage Line of credit facility, additional borrowing capacity. Minimum excess borrowing availability as percentage of maximum revolver commitments. The description of requirements under an agreement to be eligible to enter into certain transactions. Fixed charge coverage ratio. Short-term Debt, Type Short Term Debt Type [Axis] Short-term Debt, Type Short Term Debt Type [Domain] Letter of Credit [Member] Letter Of Credit [Member] Springing financial covenant. Springing Financials Covenant [Member] Springing Financial Covenant [Member] Credit Facility Credit Facility [Axis] Credit Facility Credit Facility [Domain] Working capital revolver. Working Capital Revolver Loan [Member] Working Capital Revolver [Member] Range Range [Axis] Range Range [Member] Maximum [Member] Maximum [Member] Minimum [Member] Minimum [Member] Eight point five percentage senior secured notes. 8.5% Senior Secured Notes due 2019 [Member] Eight Point Five Percentage Senior Secured Notes [Member] Senior secured notes. Senior Secured Notes [Member] Senior Secured Notes [Member] Debt Instrument, Redemption, Period Debt Instrument Redemption Period [Axis] Debt Instrument, Redemption, Period Debt Instrument Redemption Period [Domain] Optional Redemption Prior to May 1, 2022. Optional Redemption prior to May 1, 2022 [Member] Optional Redemption Prior To May12022 [Member] Change of control. Change of Control [Member] Change Of Control [Member] Consolidated Entities Consolidated Entities [Axis] Consolidated Entities Consolidated Entities [Domain] El Dorado chemical company. EL Dorado Chemical Company [Member] El Dorado Chemical Company [Member] 5.25% Secured Promissory Note Due 2021 [Member] Secured promissory note due two thousand and twenty three with current interest rate of 5.48%. 5.48% Secured Promissory Note due 2023 [Member] Five Point Four Eight Percent Secured Promissory Note Due Two Thousand And Twenty Three [Member] Maximum amount of revolving credit facility Line Of Credit Facility Maximum Borrowing Capacity Line of credit facility, additional borrowing capacity Line Of Credit Facility Additional Borrowing Capacity Amount available for borrowing Line Of Credit Facility Remaining Borrowing Capacity Maturity date Debt Instrument Maturity Date Working capital revolver loan requirements Debt Instrument Covenant Description Maximum revolver commitment available, percentage Minimum Excess Borrowing Availability As Percentage Of Maximum Revolver Commitments Long-term debt Debt And Capital Lease Obligations Loan requirements description Loan Requirement Description Fixed charge coverage ratio Fixed Charge Coverage Ratio Debt instrument maturity term. Debt issued - principal amount Debt Instrument Face Amount Debt instrument, maturity term Debt Instrument Maturity Term Debt instrument issued price percentage. Debt instrument issued price percentage Debt Instrument Issued Price Percentage Debt issuance costs Deferred Finance Costs Net Debt instrument, frequency of interest payment Debt Instrument Frequency Of Periodic Payment Debt instrument, redemption price, percentage Debt Instrument Redemption Price Percentage Final balloon payment Debt Instrument Periodic Payment Terms Balloon Payment To Be Paid Secured promissory note, payment term Debt Instrument Payment Terms Debt instrument maturity period. Maturity month and year Debt Instrument Maturity Period Commitments and contingencies. Commitments and contingencies. Commitments And Contingencies [Table] Commitments And Contingencies [Table] Counterparty Name Counterparty Name [Axis] Counterparty Name Repurchase Agreement Counterparty Name [Domain] Global Industrial Inc. Global Industrial Inc [Member] Global Industrial Inc [Member] Legal Entity Legal Entity [Axis] Entity Entity [Domain] Leidos Constructors Limited Liability Company. Leidos Constructors, LLC [Member] Leidos Constructors Limited Liability Company [Member] Liability Class Fair Value By Liability Class [Axis] Fair Value by Liability Class Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation By Liability Class [Domain] Accounts Payable [Member] Accounts Payable [Member] Commitments And Contingencies [Line Items] Commitments And Contingencies [Line Items] Accrued liabilities for environmental matters Accrual For Environmental Loss Contingencies Consent administrative order term. Penalty imposed to resolve outstanding permit violations. Penalty imposed to resolve outstanding permit violations Penalty Imposed To Resolve Outstanding Permit Violations Consent administrative order term Consent Administrative Order Term Estimated litigation liability Related party commitment obligation percentage. Percentage of payment of investigation costs agreed by Hallowell Facility Related Party Commitment Obligation Percentage Insurance coverage of general liability and auto liability risks. Product liability deductible per claim. Insurance coverage of general liability and auto liability risks Insurance Coverage Of General Liability And Auto Liability Risks Product liability deductible per claim Product Liability Deductible Per Claim Number of settlement agreements. Liability reserve. Confidential settlement agreement with family groups Number Of Settlement Agreements Liability reserve Liability Reserve Claim amount not approved for payment. Claim amount not approved for payment Claim Amount Not Approved For Payment The number of carbon credit units held by the entity subject to contractual obligations. Offsetting [Abstract] Derivative Instruments And Hedging Activities Disclosures [Table] Derivative Instruments And Hedging Activities Disclosures [Table] Derivative Instruments And Hedging Activities Disclosures [Line Items] Derivative Instruments And Hedging Activities Disclosures [Line Items] Number of carbon credits or related contractual obligations associated with carbon credits Carbon Credit Contractual Obligation Number Of Instruments Held The preferred stock participation rights in dividends and liquidating distributions expressed in the aggregated number of shares of common stock. Redeemable preferred stock. Series E redeemable preferred - embedded derivative Participating right in dividends and liquidating distributions expressed in number of common shares Preferred Participation Rights In Dividends And Liquidation Common Stock Share Equivalent Common stock per share Share Price Redemption of preferred stock Redeemable Preferred Stock The fair value per carbon credit unit as of the balance sheet date. Carbon credit fair value per unit Carbon Credit Fair Value Per Unit Fair value as of the balance sheet date of carbon credit assets, which do not meet the criteria of a derivative instrument. Fair value as of the balance sheet date of carbon credit liabilities, which do not meet the criteria of a derivative instrument. Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Measurement Frequency Fair Value By Measurement Frequency [Axis] Fair Value, Measurement Frequency Fair Value Measurement Frequency [Domain] Recurring [Member] Fair Value Measurements Recurring [Member] Quoted Prices in Active Markets for Identical Contracts (Level 1) [Member] Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy and NAV Fair Value Measurements Fair Value Hierarchy [Domain] Quoted Prices in Active Markets for Identical Contracts (Level 1) [Member] Fair Value Inputs Level1 [Member] Significant Other Observable Inputs (Level 2) [Member] Fair Value Inputs Level2 [Member] Significant Unobservable Inputs (Level 3) [Member] Fair Value Inputs Level3 [Member] Carbon credits. Carbon Credits [Member] Carbon Credits [Member] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Assets - Supplies, prepaid items and other: Assets Fair Value Disclosure [Abstract] Carbon credits Carbon Credit Assets Fair Value Disclosure Total Assets Fair Value Disclosure Liabilities - Current and noncurrent accrued and other liabilities: Liabilities Fair Value Disclosure [Abstract] Contractual obligations - carbon credits Carbon Credit Liabilities Fair Value Disclosure Embedded derivative Total Liabilities Fair Value Disclosure Fair value measurement with unobservable inputs reconciliation recurring basis assets. Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets [Abstract] Assets, Beginning balance Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value Assets, Transfers into Level 3 Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 Assets, Transfers out of Level 3 Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 Assets, Total net realized and unrealized gains (losses) included in operating results Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 Assets, Purchases Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Assets, Issuances Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Issues Assets, Sales Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales Assets, Settlements Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements Assets, Ending balance Total net gains (losses) for the period included in operating results attributed to the change in unrealized gains or losses on assets and liabilities still held at the reporting date Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Period Increase Decrease Liabilities, Beginning balance Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value Liabilities, Transfers into Level 3 Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Into Level3 Liabilities, Transfers out of Level 3 Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Out Of Level3 Liabilities, Total net realized and unrealized gains (losses) included in operating results Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings Liabilities, Purchases Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases Liabilities, Issuances Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Issues Liabilities, Sales Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Sales Liabilities, Settlements Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Settlements Liabilities, Ending balance Total net gains (losses) for the period included in operating results attributed to the change in unrealized gains or losses on assets and liabilities still held at the reporting date Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Period Increase Decrease The amount of net gains and losses (realized and unrealized) recognized in earnings during the period on derivative instruments and carbon credit assets or carbon credit contractual obligations measured at fair value. Derivative Instruments Gain Loss By Hedging Relationship By Income Statement Location By Derivative Instrument Risk [Table] Derivative Instruments Gain Loss By Hedging Relationship By Income Statement Location By Derivative Instrument Risk [Table] Income Statement Location Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] Other Income [Member] Other Income [Member] Other Expense [Member] Other Expense [Member] Non-operating Other Expense [Member] Other Nonoperating Income Expense [Member] Contractual obligations relating to carbon credits. Contractual Obligations Relating to Carbon Credits [Member] Contractual Obligations Relating To Carbon Credits [Member] Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments Gain Loss [Line Items] Total net gains (losses) included in operating results Derivative Instruments Carbon Credits Gain Loss Recognized In Earnings Non-operating other income (expense) - embedded derivative Embedded Derivative Gain Loss On Embedded Derivative Net Schedule of carrying values and estimated fair values. Schedule of carrying values and estimated fair values. Schedule Of Carrying Values And Estimated Fair Values [Table] Schedule Of Carrying Values And Estimated Fair Values [Table] Schedule Of Carrying Values And Estimated Fair Values [Line Items] Schedule Of Carrying Values And Estimated Fair Values [Line Items] Carrying Amount Senior Notes Estimated Fair Value Debt Instrument Fair Value Fair value offer quoted price. Notes based on quoted price Fair Value Offer Quoted Price Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Income Tax Authority Income Tax Authority [Axis] Income Tax Authority Income Tax Authority [Domain] State and Local Jurisdiction [Member] State And Local Jurisdiction [Member] Income Tax Authority, Name Income Tax Authority Name [Axis] Income Tax Authority, Name Income Tax Authority Name [Domain] IRS [Member] Internal Revenue Service I R S [Member] Tax Period Tax Period [Axis] Tax Period Tax Period [Domain] Tax Year 2015 [Member] Tax Year2015 [Member] Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] U.S. federal income tax rate Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate Current: Current Income Tax Expense Benefit Continuing Operations [Abstract] Federal Current Federal Tax Expense Benefit State Current State And Local Tax Expense Benefit Total Current Current Income Tax Expense Benefit Deferred: Deferred Income Tax Expense Benefit Continuing Operations [Abstract] Federal Deferred Federal Income Tax Expense Benefit State Deferred State And Local Income Tax Expense Benefit Total Deferred Provision (benefit) for income taxes Deferred tax assets not able to be utilized before expiration. Portion of state deferred tax assets, not able to be utilized before expiration Deferred Tax Assets Not Able To Be Utilized Before Expiration Valuation allowance on federal deferred tax assets Deferred Tax Assets Valuation Allowance Percentage of provision (benefit) on pre-tax loss Effective Income Tax Rate Continuing Operations Income tax examination, changes to financial position, results of operations or cash flow Income Tax Examination Liability Refund Adjustment From Settlement With Taxing Authority Temporary equity preferred stock redemption terms. Temporary equity increase (decrease) in dividends payable percentage. Temporary equity additional increase (decrease) in dividends payable percentage. Schedule Of Stock By Class [Table] Schedule Of Stock By Class [Table] Dividends Dividends [Axis] Dividends Dividends [Domain] Third anniversary of financing transactions. Third Anniversary of Financing Transactions [Member] Third Anniversary Of Financing Transactions [Member] Fourth anniversary of financing transactions. Fourth Anniversary of Financing Transactions [Member] Fourth Anniversary Of Financing Transactions [Member] Fifth anniversary of financing transactions. Fifth Anniversary of Financing Transactions [Member] Fifth Anniversary Of Financing Transactions [Member] Series F redeemable preferred stocks. Series F Redeemable Preferred Stock [Member] Series F Redeemable Preferred Stocks [Member] Class Of Stock [Line Items] Class Of Stock [Line Items] Redeemable preferred stock, redemption term Temporary Equity Preferred Stock Redemption Terms Increase in dividends payable percentage Temporary Equity Increase Decrease In Dividends Payable Percentage Additional increase in dividends payable percentage Temporary Equity Additional Increase Decrease In Dividends Payable Percentage Preferred stock cumulative dividend rate The number of shares of common stock voting rights at the time of a transaction. Common stock voting rights shares Common Stock Voting Rights Shares Voting rights description Temporary Equity Description Temporary equity fees associated with letter agreement. Temporary equity bifurcation of embedded derivative. Temporary equity accretion liquidation preference. Temporary equity accretion discount and stock issuance costs. Stockholders equity. Stockholders equity. Stockholders Equity [Table] Stockholders Equity [Table] Stockholders Equity [Line Items] Stockholders Equity [Line Items] Beginning balance Beginning balance, shares Fees associated with letter agreement Temporary Equity Fees Associated With Letter Agreement Bifurcation of embedded derivative Temporary Equity Bifurcation Of Embedded Derivative Accretion relating to liquidation preference on preferred stock Temporary Equity Accretion Liquidation Preference Accretion for discount and issuance costs on preferred stock Temporary Equity Accretion Discount And Stock Issuance Costs Accumulated dividends Ending balance Ending balance, shares Schedule Of Related Party Transactions By Related Party [Table] Schedule Of Related Party Transactions By Related Party [Table] Related Party Related Party Transactions By Related Party [Axis] Related Party Related Party [Domain] Immediate Family Member of Management or Principal Owner Immediate Family Member Of Management Or Principal Owner [Member] Cumulative Preferred Stock [Member] Cumulative Preferred Stock [Member] Related Party Transaction Related Party Transaction [Axis] Related Party Transaction Related Party Transaction [Domain] Golsen Holders. Golsen Holders Golsen Holders [Member] Chief Executive Officer [Member] Chief Executive Officer [Member] Industrial Acquisitions LLC and Industrial Products LLC. Industrial Acquisitions LLC and Industrial Products LLC [Member] Industrial Acquisitions L L C And Industrial Products L L C [Member] Jack E. Golsen [Member] Board Of Directors Chairman [Member] Termination of death benefit agreement. Death Benefit Agreement [Member] Termination Of Death Benefit Agreement [Member] Operating Other Expense (Income) [Member] Other Operating Income Expense [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Dividends on preferred stocks Preferred stock, accumulated dividends Dividends Payable Current And Noncurrent Principal amount of notes sold Other Operating income from extinguishment of estimated death benefit liability Noncash portion of accretion of redeemable preferred stock. The amount of a noncash incentive tax credit receivable associated with property plant and equipment. Cash payments for. Supplemental cash flow information. Supplemental cash flow information. Supplemental Cash Flow Information [Table] Supplemental Cash Flow Information [Table] Supplemental Cash Flow Information [Line Items] Supplemental Cash Flow Information [Line Items] Cash payments (refunds) for: Cash Payments For [Abstract] Income taxes, net Income Taxes Paid Net Noncash continuing investing and financing activities: Cash Flow Noncash Investing And Financing Activities Disclosure [Abstract] Dividends accrued on redeemable preferred Accounts payable associated with additions of property, plant and equipment Capital Expenditures Incurred But Not Yet Paid Accretion of redeemable preferred Accretion Of Redeemable Preferred Stock Incentive tax credit receivable associated with property, plant and equipment Noncash Incentive Tax Credit Receivable Associated With Property Plant And Equipment Subsequent Event [Table] Subsequent Event [Table] Dennis Wilson. Dennis Wilson [Member] Dennis Wilson [Member] Subsequent Event Type Subsequent Event Type [Axis] Subsequent Event Type Subsequent Event Type [Domain] Subsequent Event [Member] Subsequent Event [Member] Subsequent Event [Line Items] Subsequent Event [Line Items]