XML 56 R46.htm IDEA: XBRL DOCUMENT v3.20.2
Supplemental Financial Information - Accounts Receivable, Net of Allowance for Credit Losses (Detail) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Receivables [Abstract]    
Trade receivables $ 123,025 $ 199,572
Value added tax receivables 12,505 17,716
Federal income tax receivables 8,420 38,574
Related party receivables 75 166
Other 232 287
Receivables Gross Current, Total 144,257 256,315
Allowance for credit losses (5,633) (5,459)
Accounts receivable, net $ 138,624 $ 250,856