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Income Taxes - Narrative (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Tax Credit Carryforward [Line Items]      
Increase in net DTA $ 2,120,000    
Valuation allowance 911,000 $ 1,604,000  
Net DTA 41,322,000 38,411,000  
Tax benefit related to uncertain tax positions that increases income from continuing operations 1,860,000    
Penalties and interest related to income taxes 0 0 $ 0
Accrued penalties and interest 0 $ 0  
Begin to expire in 2025 | State      
Tax Credit Carryforward [Line Items]      
Net operating loss carryforwards 32,900,000    
Begin to expire in 2031 | State      
Tax Credit Carryforward [Line Items]      
Net operating loss carryforwards 51,100,000    
Begin to expire in 2027 | Federal      
Tax Credit Carryforward [Line Items]      
Net operating loss carryforwards 51,200,000    
Begin to expire in 2022 | State      
Tax Credit Carryforward [Line Items]      
State tax credits $ 3,410,000