Entity Central Index Key Accrued death and other executive benefits. Contract with customer liability deferred revenue. 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. Cover [Abstract] Document Information [Table] Document Information [Table] Class of Stock Statement Class Of Stock [Axis] Class of Stock Class Of Stock [Domain] Common Stock [Member] Common Stock [Member] Preferred Stock [Member] Preferred Stock [Member] Document Information [Line Items] Document Information [Line Items] 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 No Trading Symbol Flag No Trading Symbol Flag 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 Shell Company Entity Shell Company Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Title of 12(b) Security Security12b Title Security Exchange Name Security Exchange Name Entity File Number Entity File Number Entity Incorporation, State or Country Code Entity Incorporation State Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address Address Line1 Entity Address, Address Line Two Entity Address Address Line2 Entity Address, City or Town Entity Address City Or Town Entity Address, State or Province Entity Address State Or Province Entity Address, Postal Zip Code Entity Address Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Document Quarterly Report Document Quarterly Report Document Transition Report Document Transition Report Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Supplies prepaid items and other. Carrying amount as of the balance sheet date of precious metals used as a catalyst in the chemical manufacturing process to be consumed or sold within one year or the normal operating cycle, if longer. 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] 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 Accounts Receivable Gross Current Allowance for doubtful accounts Allowance For Doubtful Accounts Receivable Current 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 Precious metals Precious Metals 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 Other assets: Other Assets Noncurrent [Abstract] Operating lease assets Operating Lease Right Of Use Asset Intangible and other assets, net Intangibles And Other Assets Net Total other assets Other Assets Noncurrent 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 operating lease liabilities Operating Lease Liability Noncurrent Other noncurrent accrued and other liabilities Accrued And Other Liabilities Noncurrent Deferred income taxes Deferred Income Tax Liabilities Net Commitments and contingencies (Note 5) Commitments And Contingencies Redeemable preferred stocks: Temporary Equity [Abstract] Redeemable preferred stock, value Temporary Equity Value Excluding Additional Paid In Capital Stockholders' equity: Stockholders Equity [Abstract] Preferred stock, value Preferred Stock Value Common stock, $.10 par value; 75,000,000 shares authorized, 31,283,210 shares issued Common Stock Value Capital in excess of par value Additional Paid In Capital Retained earnings (accumulated deficit) 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, 1,966,042 shares (2,009,566 shares at December 31, 2019) 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 Preferred stock, liquidation preference, value Preferred Stock Liquidation Preference Value 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, net Other Operating Income Expense Net Operating loss Operating Income Loss Interest expense, net Interest Expense Non-operating other expense (income), net Other Nonoperating Income Expense Loss before benefit for income taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest 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] 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 Outstanding 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. Proceeds from vendor settlements associated with property, plant and equipment. The cash outflow for costs incurred in connection with debt origination, debt extinguishment and debt modification. Statement Of Cash Flows [Abstract] Cash flows from operating activities Net Cash Provided By Used In Operating Activities [Abstract] Net loss Profit Loss Adjustments to reconcile net loss to net cash provided by 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 and amortization of property, plant and equipment Depreciation Depletion And Amortization Amortization of intangible and other assets Amortization Of Intangible And Other Assets Stock-based compensation Share Based Compensation Other Other Noncash Income Expense Cash provided (used) by changes in assets and liabilities: 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 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 operating activities Net Cash Provided By Used In Operating Activities Cash flows from investing activities Net Cash Provided By Used In Investing Activities [Abstract] Expenditures for property, plant and equipment Payments To Acquire Property Plant And Equipment Proceeds from vendor settlements associated with property, plant and equipment Proceeds From Vendor Settlements Associated With Property Plant And Equipment Other investing activities Payments For Proceeds From Other Investing Activities Net cash used by investing activities Net Cash Provided By Used In Investing Activities Cash flows from financing activities Net Cash Provided By Used In Financing Activities [Abstract] Proceeds from revolving debt facility Proceeds From Long Term Lines Of Credit Payments on revolving debt facility Repayments Of Long Term Lines Of Credit Net proceeds from 9.625% senior secured notes Proceeds From Secured Notes Payable Proceeds from other long-term debt Proceeds From Issuance Of Other Long Term 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 Repayments Of Short Term Debt Taxes paid on equity awards Payments Related To Tax Withholding For Share Based Compensation Net cash provided by financing activities Net Cash Provided By Used In Financing Activities Net increase in cash and cash equivalents Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect 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] Debt instrument, interest rate Debt Instrument Interest Rate Stated Percentage Accounting Policies [Abstract] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Earnings Per Share [Abstract] Loss Per Common Share Earnings Per Share [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 and Financial Instruments Derivative Instruments And Hedging Activities Disclosure [Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Redeemable preferred stocks. Equity [Abstract] Redeemable Preferred Stocks Redeemable Preferred Stocks [Text Block] Revenue From Contract With Customer [Abstract] Net Sales Revenue From Contract With Customer [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] NOL Rights Agreement. Subsequent Events [Abstract] NOL Rights Agreement N O L Rights Agreement 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] Redeemable Preferred Stocks Stockholders Equity Note Redeemable Preferred Stock Issue Policy Derivatives, Hedges and Financial Instruments Derivatives Policy [Text Block] Revenue Recognition Revenue From Contract With Customer Policy [Text Block] Recently Adopted Accounting Pronouncements New Accounting Pronouncements Policy Policy [Text Block] Computation of Basic and Diluted Net 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] Liabilities Measured at Fair Value on Recurring Basis Fair Value Liabilities Measured On Recurring Basis [Text Block] Summary of Financial Instruments with Fair Values Significantly Different from Carrying Amounts Except for Senior Secured Notes Fair Value By Balance Sheet Grouping [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] Summary of Net Sales Disaggregated by Principal Markets Schedule Of Entity Wide Information Revenue From External Customers By Products And Services [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] Summary of significant accounting policies. Significant accounting policies. Significant Accounting Policies [Table] Significant Accounting Policies [Table] Income Statement Location Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] Cost of Sales [Member] Cost Of Sales [Member] Legal Entity Legal Entity [Axis] Entity Entity [Domain] El Dorado chemical company. El Dorado Chemical Company [Member] El Dorado Chemical Company [Member] Asset Class Fair Value By Asset Class [Axis] Asset Class Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain] Property, Plant and Equipment [Member] Property Plant And Equipment [Member] Summary Of Significant Accounting Policies [Line Items] Summary Of Significant Accounting Policies [Line Items] Number of facilities for manufacture and distribution of products Number Of Facilities For Manufacture And Distribution Of Products Tax benefit recognized. Tax benefit recognized Tax Benefit Recognized Litigation settlement services and parts awarded from other party. Litigation settlement received from other party Litigation Settlement Amount Awarded From Other Party Litigation settlement, services and parts awarded from other party Litigation Settlement Services And Parts Awarded From Other Party Litigation settlement, expense paid Litigation Settlement Expense Settle of invoices held in account payable Loss Contingency Accrual Carrying Value Current Recovery from litigation settlement Proceeds From Legal Settlements 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 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] Convertible Preferred Stocks [Member] Convertible Preferred Stock [Member] 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] 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 Payables And Accruals [Abstract] Accrued interest Interest Payable Current And Noncurrent Accrued payroll and benefits Employee Related Liabilities Current And Noncurrent Current portion of operating lease liabilities Operating Lease Liability Current Accrued death and other executive benefits Accrued Death And Other Executive Benefits Deferred revenue Contract With Customer Liability Deferred Revenue 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] Working capital revolver loan with current interest rate of 4.00%. 4.00% Working Capital Revolver Loan [Member] Four Percent 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] 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] One Point Zero Zero Percent Unsecured Loan Agreement Due Two Thousand And Twenty Two Member 1.00% Unsecured Loan Agreement due 2022 [Member] One Point Zero Zero Percent Unsecured Loan Agreement Due Two Thousand And Twenty Two [Member] Secured financing due two thousand and twenty three with interest rate of 8.32%. 8.32% Secured Financing Due 2023 [Member] Eight Point Three Two Percent Secured Financing Due Two Thousand And Twenty Three [Member] Eight point seven five percent secured loan agreement due two thousand twenty five. 8.75% Secured Loan Agreement Due 2025 [Member] Eight Point Seven Five Percent Secured Loan Agreement Due Two Thousand Twenty Five [Member] Eight point seven five percent secured financing due two thousand and twenty five. 8.75% Secured Financing Due 2025 [Member] Eight Point Seven Five Percent Secured Financing Due Two Thousand And Twenty Five [Member] Other long term debt. Other [Member] Other Long Term Debt [Member] Secured promissory note due two thousand and twenty three. Secured Promissory Note Due 2023 [Member] Secured Promissory Note Due Two Thousand And Twenty Three [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Debt carrying amount Debt Instrument Carrying Amount Unamortized discount, net of premium 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 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 Fixed charge coverage ratio. 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. 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] 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] 5.25% Secured Promissory Note Due 2021 [Member] Paycheck Protection Program. Paycheck Protection Program [Member] Paycheck Protection Program [Member] Consolidated Entities Consolidated Entities [Axis] Consolidated Entities Consolidated Entities [Domain] Secured loan agreement. Secured Loan Agreement [Member] Secured Loan Agreement [Member] El Dorado Ammonia Limited Liability Company. El Dorado Ammonia L.L.C. [Member] El Dorado Ammonia Limited Liability Company [Member] Secured promissory note due two thousand twenty three. Secured Promissory Note Due 2023 [Member] Secured Promissory Note Due Two Thousand Twenty Three [Member] Maximum amount of revolving credit facility Line Of Credit Facility Maximum Borrowing Capacity Revolving credit facility, increase (decrease), net Line Of Credit Facility Increase Decrease For Period Net 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 Loan requirements description Loan Requirement Description Fixed charge coverage ratio Fixed Charge Coverage Ratio Debt instrument maturity term. Debt instrument issued price percentage. 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, frequency of interest payment Debt Instrument Frequency Of Periodic Payment Secured promissory note, payment term Debt Instrument Payment Terms Federally guaranteed loan agreement (“PPP loan”), maturity period. Federally guaranteed loan agreement (“PPP loan”), disbursement description Federally guaranteed loan agreement (“PPP loan”), loan maturity period description. Loan Agreement Amount. Federally guaranteed loan agreement (“PPP loan”) Loan Agreement Amount Federally guaranteed loan agreement (“PPP loan”), disbursement description Federally Guaranteed Loan Agreement P P P Loan Disbursement Description Federally guaranteed loan agreement (“PPP loan”), maturity period Federally Guaranteed Loan Agreement P P P Loan Maturity Period Federally guaranteed loan agreement (“PPP loan”), loan maturity period description Federally Guaranteed Loan Agreement P P P Loan Loan Maturity Period Description Final balloon payment Debt Instrument Periodic Payment Terms Balloon Payment To Be Paid Debt instrument maturity period. Maturity month and year Debt Instrument Maturity Period Natural gas purchase commitment volume. Weighted average natural gas price per unit. Weighted average purchase price for natural gas. Weighted average natural gas market value per unit. Weighted average natural gas market value. Commitments and contingencies. Commitments and contingencies. Commitments And Contingencies [Table] Commitments And Contingencies [Table] Purchase Commitment, Excluding Long-term Commitment Purchase Commitment Excluding Longterm Commitment [Axis] Purchase Commitment, Excluding Long-term Commitment Purchase Commitment Excluding Longterm Commitment [Domain] Natural gas purchase commitments. Natural Gas Purchase Commitments [Member] Natural Gas Purchase Commitments [Member] Leidos Constructors Limited Liability Company. Leidos Constructors, LLC [Member] Leidos Constructors Limited Liability Company [Member] Counterparty Name Counterparty Name [Axis] Counterparty Name Repurchase Agreement Counterparty Name [Domain] Global Industrial Inc. Global Industrial Inc [Member] Global Industrial Inc [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] Natural gas purchase commitments volume Natural Gas Purchase Commitment Volume Weighted average cost of natural gas per unit Weighted Average Natural Gas Price Per Unit Weighted average purchase price of natural gas Weighted Average Purchase Price For Natural Gas Weighted average natural gas market value per unit Weighted Average Natural Gas Market Value Per Unit Weighted average natural gas market value Weighted Average Natural Gas Market Value Accrued liabilities for environmental matters Accrual For Environmental Loss Contingencies 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 Prejudgment interest. Percentage of accrue post judgement interest. Amount awarded for labor, service, materials and other Litigation Settlement Amount Awarded To Other Party Prejudgment interest Prejudgment Interest Percentage of accrue post judgement interest Percentage Of Accrue Post Judgement Interest Accrued accounts payable Loss Contingency Accrual At Carrying Value Depreciation expense Depreciation Accrued pre judgment and post judgment interest. Accrued prejudgment and post-judgment interest Accrued Pre Judgment And Post Judgment Interest Offsetting [Abstract] Derivative Instruments And Hedging Activities Disclosures [Table] Derivative Instruments And Hedging Activities Disclosures [Table] Fair Value Hierarchy and NAV Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy and NAV Fair Value Measurements Fair Value Hierarchy [Domain] Level 2 [Member] Fair Value Inputs Level2 [Member] Non-operating other income net. Non-Operating Other Income [Member] Non Operating Other Income Net [Member] Derivative Instruments And Hedging Activities Disclosures [Line Items] Derivative Instruments And Hedging Activities Disclosures [Line Items] The amount of gains and losses (realized and unrealized) recognized in earnings during the period on natural gas forward contracts measured at fair value. The amount of unrealized gains and losses recognized in earnings during the period on natural gas forward contracts held as of period end measured at fair value. Gain (loss) on sale of natural gas Gain Loss On Sale Natural Gas Forward Contracts Unrealized gain on sale of natural gas Unrealized Gain Loss On Natural Gas Forward Contracts Held The preferred stock participation rights in dividends and liquidating distributions expressed in the aggregated number of shares of common stock. 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 Unrealized gain (loss) on fair value of embedded derivative Embedded Derivative Gain Loss On Embedded Derivative Net Fair value of natural gas contracts. Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Table] Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Table] Measurement Frequency Fair Value By Measurement Frequency [Axis] Measurement Frequency Fair Value Measurement Frequency [Domain] Fair Value, Recurring Fair Value Measurements Recurring [Member] Fair Value, Inputs, Level 1 Fair Value Inputs Level1 [Member] Significant Other Observable Inputs (Level 2) [Member] Significant Unobservable Inputs (Level 3) [Member] Fair Value Inputs Level3 [Member] Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items] Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items] Assets - Supplies, prepaid items and other: Assets Fair Value Disclosure [Abstract] Natural gas contracts Fair Value Of Natural Gas Contracts Total Assets Fair Value Disclosure Liabilities - Current and noncurrent accrued and other liabilities: Liabilities Fair Value Disclosure [Abstract] Embedded derivative Embedded Derivative Fair Value Of Embedded Derivative Liability Total Liabilities Fair Value Disclosure Level 3 transfer Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 Fair Value Disclosures [Abstract] Fair Value By Balance Sheet Grouping [Table] Fair Value By Balance Sheet Grouping [Table] Long-term Debt, Type Longterm Debt Type [Axis] Long-term Debt, Type Longterm Debt Type [Domain] Senior secured notes. Senior Secured Notes [Member] Senior Secured Notes [Member] Measurement Basis Fair Value By Measurement Basis [Axis] Fair Value Disclosure Item Amounts [Default] Portion At Fair Value Fair Value Disclosure [Member] Fair Value Measurement Fair Value Disclosure Item Amounts [Domain] Carrying Amount [Member] Carrying Reported Amount Fair Value Disclosure [Member] Estimated Fair Value [Member] Estimate Of Fair Value Fair Value Disclosure [Member] Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] Senior Secured Notes Long Term Debt Fair Value Quoted price 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 Benefit for income taxes State deferred tax asset not able to utilize. 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] Federal [Member] Domestic Country [Member] Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Portion of state deferred tax assets, not able to be utilized State Deferred Tax Asset Not Able To Utilize Deferred tax assets valuation allowance Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance Percentage of benefit/provision on pre-tax loss Effective Income Tax Rate Continuing Operations Preferred stock increased dividend rate percentage. Schedule Of Stock By Class [Table] Schedule Of Stock By Class [Table] Debt Instrument, Redemption, Period Debt Instrument Redemption Period [Axis] Debt Instrument, Redemption, Period Debt Instrument Redemption Period [Domain] April two thousand twenty one. April 2021 April Two Thousand Twenty One [Member] April two thousand twenty two. April 2022 April Two Thousand Twenty Two [Member] April two thousand twenty three. April 2023 April Two Thousand Twenty Three [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] Preferred stock cumulative dividend rate Increase in preferred stock cumulative dividend rate Preferred Stock Increased Dividend Rate Percentage 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 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 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 New Accounting Pronouncements Or Change In Accounting Principle [Table] New Accounting Pronouncements Or Change In Accounting Principle [Table] 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] New Accounting Pronouncements Or Change In Accounting Principle [Line Items] New Accounting Pronouncements Or Change In Accounting Principle [Line Items] Net sales: Disaggregation Of Revenue [Abstract] The weighted average revenue remaining performance obligation expected timing of satisfaction period for contracts with an expected duration at inception of greater than one year. 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 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] Affiliate of LSB Funding. Affiliate of LSB Funding [Member] Affiliate Of L S B Funding [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Principal amount of notes hold Preferred stock, accumulated dividends Dividends Payable Current And Noncurrent Future cash inflow and outflow to pay for purchases of fixed assets that have occurred. Noncash portion of accretion of redeemable preferred stock. 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 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] Supplies and accounts payable associated with additions of property, plant and equipment Capital Expenditures Incurred But Not Yet Paid And Recievables Dividends accrued on Series E Redeemable Preferred Accretion of Series E Redeemable Preferred Accretion Of Redeemable Preferred Stock Ownership change description. Ownership change description Ownership Change Description Beneficial ownership percentage Variable Interest Entity Ownership Percentage