Revenues and Contract Balances - Schedule of Contract Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Jun. 30, 2024
Contract with Customer, Asset and Liability [Abstract]
Billed and billable receivables	$ 931,059	$ 885,552
Contract assets – current unbilled receivables	269,624	145,759
Contract assets – current costs to obtain	6,831	6,142
Contract assets – noncurrent unbilled receivables	15,065	13,311
Contract assets – noncurrent costs to obtain	14,669	12,310
Contract liabilities – current deferred revenue and other contract liabilities	(135,641)	(139,745)
Contract liabilities – noncurrent deferred revenue and other contract liabilities	$ (4,292)	$ (4,607)