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UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Statement of Comprehensive Income [Abstract]    
Net Loss $ (7,162) $ (7,752)
Unrealized Gain (Loss) on Available-for-Sale Debt Instrument Investments 0 (7)
Foreign Currency Translation Adjustments (1) 3
Comprehensive Loss $ (7,163) $ (7,756)