Revenues from Contracts with Customers (Tables)

3 Months Ended

Sep. 30, 2021

Revenue From Contract With Customer [Abstract]

Schedule of Disaggregated Revenues

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

	Three Months Ended						Three Months Ended
	September 30, 2021						September 30, 2020
	Domestic		International		Total		Domestic		International		Total
Cost-plus-fee	$	893,713	$	—	$	893,713	$	823,609	$	—	$	823,609
Fixed-price		374,474		33,231		407,705		409,584		24,230		433,814
Time-and-materials		175,535		13,945		189,480		184,994		17,089		202,083
Total	$	1,443,722	$	47,176	$	1,490,898	$	1,418,187	$	41,319	$	1,459,506

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

	Three Months Ended						Three Months Ended
	September 30, 2021						September 30, 2020
	Domestic		International		Total		Domestic		International		Total
Department of Defense	$	1,000,127	$	—	$	1,000,127	$	1,004,195	$	—	$	1,004,195
Federal Civilian agencies		413,664		—		413,664		390,179		—		390,179
Commercial and other		29,931		47,176		77,107		23,813		41,319		65,132
Total	$	1,443,722	$	47,176	$	1,490,898	$	1,418,187	$	41,319	$	1,459,506

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

	Three Months Ended						Three Months Ended
	September 30, 2021						September 30, 2020
	Domestic		International		Total		Domestic		International		Total
Prime contractor	$	1,298,653	$	42,906	$	1,341,559	$	1,288,705	$	38,133	$	1,326,838
Subcontractor		145,069		4,270		149,339		129,482		3,186		132,668
Total	$	1,443,722	$	47,176	$	1,490,898	$	1,418,187	$	41,319	$	1,459,506

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

	Three Months Ended						Three Months Ended
	September 30, 2021						September 30, 2020
	Domestic		International		Total		Domestic		International		Total
Expertise	$	683,624	$	19,422	$	703,046	$	723,197	$	17,486	$	740,683
Technology		760,098		27,754		787,852		694,990		23,833		718,823
Total	$	1,443,722	$	47,176	$	1,490,898	$	1,418,187	$	41,319	$	1,459,506