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Income Taxes - Narrative (Details) - USD ($)
 3 Months Ended 12 Months Ended
Dec. 31, 2021
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Operating Loss Carryforwards [Line Items]                              
Increase in income tax benefits are result of CARES Act                         $ 0 $ 1,938,000 $ 0
Cash refunds of taxes paid in prior years as result of CARES Act                         4,900,000    
Deferred tax assets valuation allowance $ 6,340,000       $ 4,540,000               6,340,000 4,540,000  
Net increase in valuation allowance                         1,800,000    
Unrecognized tax benefits 300,000       347,000       $ 393,000       300,000 347,000 393,000
Unrecognized tax benefits that would favorably affect the effective tax rate, if recognized 300,000       200,000               300,000 200,000  
Expected decrease in unrecognized tax benefits within the next 12 months 100,000                       100,000    
Net income (loss) of foreign subsidiaries (94,000) $ 3,380,000 $ 5,937,000 $ (5,362,000) $ 181,000 $ 1,523,000 $ (2,656,000) $ (98,509,000) $ 829,000 $ 3,093,000 $ 7,431,000 $ (5,293,000) 3,860,000 (99,461,000) 6,060,000
Recognized a deferred tax liability on undistributed international earnings (losses) of foreign subsidiaries 0                       0    
Unrecorded deferred tax liability related to undistributed international earnings 1,500,000                       1,500,000    
Capital Loss Carryforward                              
Operating Loss Carryforwards [Line Items]                              
Deferred tax assets valuation allowance 0                       0    
Federal                              
Operating Loss Carryforwards [Line Items]                              
Net operating losses 7,700,000                       7,700,000    
State                              
Operating Loss Carryforwards [Line Items]                              
Net operating losses 17,600,000                       17,600,000    
Net operating losses expiring from 2023 to 2040 11,100,000                       11,100,000    
Foreign                              
Operating Loss Carryforwards [Line Items]                              
Net operating losses 12,800,000                       12,800,000    
Net operating losses expiring from 2023 to 2040 $ 600,000                       600,000    
Net income (loss) of foreign subsidiaries                         $ 3,700,000 $ (55,700,000) 2,500,000
Foreign | Canadian Province of Alberta                              
Operating Loss Carryforwards [Line Items]                              
Favorable impact foreign in tax rate from revaluation of net deferred tax liabilities                             $ 1,900,000