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Income Taxes (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]      
Effective income tax rate reconciliation, at federal statutory income tax rate 25.00% 25.00% 25.00%
Operating loss carryforwards $ 49,300    
Operating loss carryforwards, expiring in next three years 500    
Operating loss carryforwards, expiring in years four, five and six 4,500    
Operating loss carryforwards, expiring in years seven, eight and nine 6,700    
Operating loss carryforwards, expiring thereafter 6,500    
Deferred tax assets, operating loss carryforwards, not subject to expiration 31,100    
Expired net operating loss carryforwards 0    
Unrecognized tax benefits, income tax penalties and interest expense 300 $ (900) $ 1,300
Unrecognized tax benefits, income tax penalties and interest accrued 4,500 4,200 5,100
Unrecognized tax benefits that would impact effective tax rate $ 600 $ 500 $ 900