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Stockholders' Equity - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Accumulated Other Comprehensive Loss    
Beginning balance $ (44,865) $ (44,634)
Other comprehensive (loss) income (25) 70
Total before tax (44,890) (44,564)
Tax effect 0 0
Ending balance (44,890) (44,564)
Reclassifications out of accumulated other comprehensive loss 0 0
Foreign Currency Translation Adjustments    
Accumulated Other Comprehensive Loss    
Beginning balance (44,732) (44,460)
Other comprehensive (loss) income (103) (5)
Total before tax (44,835) (44,465)
Tax effect 0 0
Ending balance (44,835) (44,465)
Unrealized (Losses) Gains    
Accumulated Other Comprehensive Loss    
Beginning balance (133) (174)
Other comprehensive (loss) income 78 75
Total before tax (55) (99)
Tax effect 0 0
Ending balance $ (55) $ (99)