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ACCOUNTS AND OTHER RECEIVABLE, NET (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total receivables, net $ 248,732 $ 237,227
Amounts billed, net    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total receivables, net 233,034 217,549
Unbilled receivables    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total receivables, net $ 15,698 $ 19,678