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REVENUE RECOGNITION - Summary of Receivables, Contract Assets, and Contract Liabilities (Details) $ in Thousands	6 Months Ended
	Sep. 30, 2023 USD ($)
Receivables
Beginning balance	$ 175,023
Increase/(Decrease)	(29,670)
Ending balance	145,353
Unbilled work in process, net of allowance for doubtful accounts
Beginning balance	115,045
Increase/(Decrease)	18,742
Ending balance	133,787
Contract Assets
Beginning balance	7,006
Increase/(Decrease)	(116)
Ending balance	6,890
Contract Liabilities
Beginning balance	40,695
Increase/(Decrease)	(3,325)
Ending balance	$ 37,370

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