Revenue Recognition (Tables)

6 Months Ended

Dec. 31, 2020

Revenue From Contract With Customer [Abstract]

Disaggregation of Revenue by Contract Type, Customer Information and Prime or Subcontractor

Revenue by Contract Type

The Company generated revenue on our cost-plus-fee, fixed-price, and time-and-materials contracts as follows during the three and six months ended December 31, 2020 and 2019 (in thousands):

	Three Months Ended						Six Months Ended
	December 31, 2020						December 31, 2020
	Domestic		International		Total		Domestic		International		Total
Cost-plus-fee	$	843,584	$	—	$	843,584	$	1,667,193	$	—	$	1,667,193
Fixed-price		411,114		29,707		440,821		820,698		53,937		874,635
Time-and-materials		172,362		11,944		184,306		357,356		29,033		386,389
Total	$	1,427,060	$	41,651	$	1,468,711	$	2,845,247	$	82,970	$	2,928,217

	Three Months Ended						Six Months Ended
	December 31, 2019						December 31, 2019
	Domestic		International		Total		Domestic		International		Total
Cost-plus-fee	$	818,477	$	—	$	818,477	$	1,566,191	$	—	$	1,566,191
Fixed-price		361,016		27,851		388,867		752,552		54,291		806,843
Time-and-materials		174,300		13,825		188,125		359,823		26,004		385,827
Total	$	1,353,793	$	41,676	$	1,395,469	$	2,678,566	$	80,295	$	2,758,861

Customer Group

The Company generated revenue from our primary customer groups as follows during the three and six months ended December 31, 2020 and 2019 (in thousands):

	Three Months Ended						Six Months Ended
	December 31, 2020						December 31, 2020
	Domestic		International		Total		Domestic		International		Total
Department of Defense	$	1,012,875	$	—	$	1,012,875	$	2,017,070	$	—	$	2,017,070
Federal Civilian agencies		390,034		—		390,034		780,213		—		780,213
Commercial and other		24,151		41,651		65,802		47,964		82,970		130,934
Total	$	1,427,060	$	41,651	$	1,468,711	$	2,845,247	$	82,970	$	2,928,217

	Three Months Ended						Six Months Ended
	December 31, 2019						December 31, 2019
	Domestic		International		Total		Domestic		International		Total
Department of Defense	$	990,381	$	—	$	990,381	$	1,928,021	$	—	$	1,928,021
Federal Civilian agencies		342,029		—		342,029		706,022		—		706,022
Commercial and other		21,383		41,676		63,059		44,523		80,295		124,818
Total	$	1,353,793	$	41,676	$	1,395,469	$	2,678,566	$	80,295	$	2,758,861

Prime or Subcontractor

The Company generated revenue as either the prime or subcontractor as follows during the three and six months ended December 31, 2020 and 2019 (in thousands):

	Three Months Ended						Six Months Ended
	December 31, 2020						December 31, 2020
	Domestic		International		Total		Domestic		International		Total
Prime contractor	$	1,288,533	$	38,492	$	1,327,025	$	2,577,238	$	76,625	$	2,653,863
Subcontractor		138,527		3,159		141,686		268,009		6,345		274,354
Total	$	1,427,060	$	41,651	$	1,468,711	$	2,845,247	$	82,970	$	2,928,217

	Three Months Ended						Six Months Ended
	December 31, 2019						December 31, 2019
	Domestic		International		Total		Domestic		International		Total
Prime contractor	$	1,227,317	$	39,338	$	1,266,655	$	2,424,951	$	76,809	$	2,501,760
Subcontractor		126,476		2,338		128,814		253,615		3,486		257,101
Total	$	1,353,793	$	41,676	$	1,395,469	$	2,678,566	$	80,295	$	2,758,861

Expertise or Technology

The Company generated revenue by providing expertise or technology solutions to our customers as follows during the three and six months ended December 31, 2020 and 2019 (in thousands):

	Three Months Ended						Six Months Ended
	December 31, 2020						December 31, 2020
	Domestic		International		Total		Domestic		International		Total
Expertise	$	715,812	$	16,464	$	732,276	$	1,439,009	$	33,950	$	1,472,959
Technology		711,248		25,187		736,435		1,406,238		49,020		1,455,258
Total	$	1,427,060	$	41,651	$	1,468,711	$	2,845,247	$	82,970	$	2,928,217

	Three Months Ended						Six Months Ended
	December 31, 2019						December 31, 2019
	Domestic		International		Total		Domestic		International		Total
Expertise	$	726,476	$	15,558	$	742,034	$	1,435,501	$	28,886	$	1,464,387
Technology		627,317		26,118		653,435		1,243,065		51,409		1,294,474
Total	$	1,353,793	$	41,676	$	1,395,469	$	2,678,566	$	80,295	$	2,758,861