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Income Taxes - Tax Rate Reconciliation (Details)
9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Income Taxes    
Federal income tax expense at statutory rate (21.00%) 21.00%
Effect of:    
Change in valuation allowance 43.00% 2468.80%
Tax effects of foreign operations 1.10% 79.80%
Increase (decrease) in unrecognized tax benefits (ASC 740) 1.00% (490.00%)
Return to provision true up 0.20% 31.60%
State income tax net of federal benefit 0.20% 43.20%
Section 162 (m)   549.90%
Change in tax rates   225.00%
Effect of stock based compensation (0.40%) (1573.20%)
Foreign operations permanent difference - foreign exchange gains and losses (1.50%) 271.90%
Foreign rate differential (5.80%) (478.80%)
Other (2.00%) 22.50%
Effective tax rate 14.80% 1171.70%