Annual report pursuant to Section 13 and 15(d)

Income Taxes (Narrative) (Details)

v3.22.4
Income Taxes (Narrative) (Details) - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Operating Loss Carryforwards [Line Items]      
Net operating loss carryforwards $ 64,300,000    
Deferred tax assets, net operating loss carryforwards 18,778,000 $ 22,767,000  
Deferred tax assets, valuation allowance 18,800,000 20,200,000  
Change in unrecognized tax benefit reasonably possible, low range 0    
Change in unrecognized tax benefit reasonably possible, high range 2,400,000    
Unrecognized tax benefits that would affect the effective tax rate 9,200,000 12,900,000 $ 13,600,000
Interest expense and penalties recognized (reversed) 800,000 300,000 $ 800,000
Income Tax Examination, Penalties and Interest Accrued $ 1,800,000 $ 2,600,000