XML 49 R38.htm IDEA: XBRL DOCUMENT v3.20.2
Accounts Receivable - Additional Information (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Receivables [Abstract]    
Accounts receivable $ 52,151 $ 79,611
Allowance for credit losses (4,038) (3,449)
Total $ 48,113 $ 76,162