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Organization and Significant Accounting Policies - Schedule of Earn-out Payable Rollforward (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Balance $ 387 $ 410
Amount paid 268 23
Balance $ 119 $ 387