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Accounts Receivable and Contract Assets, Net - Schedule of Contract Assets, Net (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Accounts Receivable Net [Abstract]    
Contract asset amortized cost $ 3,514 $ 1,959
Allowance for credit losses (20)  
Net contract asset $ 3,494 $ 1,959