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Balance Sheet Details - Schedule of Accrued and Other Current Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Payables And Accruals [Abstract]    
Accrued compensation $ 3,870 $ 4,147
Operating lease liabilities 2,107 1,361
Accrued taxes 37 210
Accrued liabilities 297 689
Other current liabilities 283 241
Total accrued and other current liabilities $ 6,594 $ 6,648