Annual report pursuant to Section 13 and 15(d)

Income Taxes - Narrative (Details)

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Income Taxes - Narrative (Details) - USD ($)
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2021
Income Tax Disclosures [Line Items]      
Income tax payments $ 16,000 $ 1,200,000  
Interest limitation carryforwards 0 3,500,000  
Income tax expense (benefit), CARES Act (1,100,000)    
Continuing Operations      
Income Tax Disclosures [Line Items]      
Decrease in valuation allowance during the period 2,500,000    
Federal      
Income Tax Disclosures [Line Items]      
Net operating loss carryforwards 0 700,000  
Federal | Forecast      
Income Tax Disclosures [Line Items]      
Net operating loss carryforwards     $ 0
State Jurisdiction      
Income Tax Disclosures [Line Items]      
Net operating loss carryforwards 39,400,000 43,600,000  
State Jurisdiction | Valuation Allowance, Other Deferred Tax Assets      
Income Tax Disclosures [Line Items]      
Valuation allowance for net operating loss carryforwards 39,400,000 40,300,000  
Valuation allowance for net operating loss carryforwards, after tax $ 1,700,000 $ 1,700,000