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RECEIVABLES (Detail) - USD ($)
$ in Thousands
Jun. 30, 2024
Dec. 31, 2023
Billed receivables:    
Trade and other receivables $ 474,989 $ 427,830
Unbilled receivables:    
Recoverable costs and estimated earnings not billed 347,622 309,561
Less: Progress payments applied 0 (687)
Net unbilled receivables 347,622 308,874
Less: Allowance for doubtful accounts (5,476) (4,026)
Receivables, net $ 817,135 $ 732,678