Revenues and Contract Balances (Tables)

9 Months Ended

Mar. 31, 2023

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregated Revenues

Disaggregated revenues by contract type were as follows (in thousands):

	Three Months Ended March 31, 2023						Nine Months Ended March 31, 2023
	Domestic		International		Total		Domestic		International		Total
Cost-plus-fee	$	1,008,688	$	—	$	1,008,688	$	2,896,778	$	—	$	2,896,778
Fixed-price	494,095		35,691		529,786		1,420,858		100,057		1,520,915
Time-and-materials	191,696		14,100		205,796		540,913		40,839		581,752
Total	$	1,694,479	$	49,791	$	1,744,270	$	4,858,549	$	140,896	$	4,999,445

	Three Months Ended March 31, 2022						Nine Months Ended March 31, 2022
	Domestic		International		Total		Domestic		International		Total
Cost-plus-fee	$	889,624	$	—	$	889,624	$	2,672,695	$	—	$	2,672,695
Fixed-price	468,116		35,058		503,174		1,242,601		101,568		1,344,169
Time-and-materials	175,140		16,042		191,182		499,556		44,236		543,792
Total	$	1,532,880	$	51,100	$	1,583,980	$	4,414,852	$	145,804	$	4,560,656

Disaggregated revenues by customer type were as follows (in thousands):

	Three Months Ended March 31, 2023						Nine Months Ended March 31, 2023
	Domestic		International		Total		Domestic		International		Total
Department of Defense	$	1,298,700	$	—	$	1,298,700	$	3,554,080	$	—	$	3,554,080
Federal Civilian agencies	355,612		—		355,612		1,179,467		—		1,179,467
Commercial and other	40,167		49,791		89,958		125,002		140,896		265,898
Total	$	1,694,479	$	49,791	$	1,744,270	$	4,858,549	$	140,896	$	4,999,445

	Three Months Ended March 31, 2022						Nine Months Ended March 31, 2022
	Domestic		International		Total		Domestic		International		Total
Department of Defense	$	1,118,665	$	—	$	1,118,665	$	3,155,806	$	—	$	3,155,806
Federal Civilian agencies	380,837		—		380,837		1,166,398		—		1,166,398
Commercial and other	33,378		51,100		84,478		92,648		145,804		238,452
Total	$	1,532,880	$	51,100	$	1,583,980	$	4,414,852	$	145,804	$	4,560,656

Disaggregated revenues by prime vs. subcontractor were as follows (in thousands):

	Three Months Ended March 31, 2023						Nine Months Ended March 31, 2023
	Domestic		International		Total		Domestic		International		Total
Prime contractor	$	1,511,758	$	44,975	$	1,556,733	$	4,339,579	$	128,303	$	4,467,882
Subcontractor	182,721		4,816		187,537		518,970		12,593		531,563
Total	$	1,694,479	$	49,791	$	1,744,270	$	4,858,549	$	140,896	$	4,999,445

	Three Months Ended March 31, 2022						Nine Months Ended March 31, 2022
	Domestic		International		Total		Domestic		International		Total
Prime contractor	$	1,373,045	$	46,760	$	1,419,805	$	3,964,227	$	132,983	$	4,097,210
Subcontractor	159,835		4,340		164,175		450,625		12,821		463,446
Total	$	1,532,880	$	51,100	$	1,583,980	$	4,414,852	$	145,804	$	4,560,656

Disaggregated revenues by expertise or technology were as follows (in thousands):

	Three Months Ended March 31, 2023						Nine Months Ended March 31, 2023
	Domestic		International		Total		Domestic		International		Total
Expertise	$	793,993	$	18,307	$	812,300	$	2,237,146	$	50,977	$	2,288,123
Technology	900,486		31,484		931,970		2,621,403		89,919		2,711,322
Total	$	1,694,479	$	49,791	$	1,744,270	$	4,858,549	$	140,896	$	4,999,445

	Three Months Ended March 31, 2022						Nine Months Ended March 31, 2022
	Domestic		International		Total		Domestic		International		Total
Expertise	$	697,347	$	18,852	$	716,199	$	2,049,180	$	56,374	$	2,105,554
Technology	835,533		32,248		867,781		2,365,672		89,430		2,455,102
Total	$	1,532,880	$	51,100	$	1,583,980	$	4,414,852	$	145,804	$	4,560,656

Schedule of Contract Assets and Liabilities

Contract balances consisted of the following (in thousands):

Description of Contract Related Balance	Financial Statement Classification	March 31, 2023		June 30, 2022
Billed and billable receivables	Accounts receivable, net	$	865,828	$	800,597
Contract assets – current unbilled receivables	Accounts receivable, net	138,905		125,547
Contract assets – current costs to obtain	Prepaid expenses and other current assets	5,174		5,167
Contract assets – noncurrent unbilled receivables	Accounts receivable, long-term	12,653		10,199
Contract assets – noncurrent costs to obtain	Other long-term assets	8,853		10,703
Contract liabilities – current deferred revenue and other contract liabilities	Other accrued expenses and current liabilities	(108,325)		(84,810)
Contract liabilities – noncurrent deferred revenue and other contract liabilities	Other long-term liabilities	(5,814)		(7,552)