Revenues (Tables)

9 Months Ended

Sep. 27, 2020

Revenue from Contract with Customer [Abstract]

Disaggregated Revenues

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

	Three Months Ended September 27, 2020
	GMS		NSS		Total
DoD	$	203,693	$	65,354	$	269,047
Other U.S. government agencies	270,344		57,379		327,723
Commercial and non-U.S. customers	47,309		22,161		69,470
Total	$	521,346	$	144,894	$	666,240

	Nine Months Ended September 27, 2020
	GMS		NSS		Total
DoD	$	595,933	$	194,629	$	790,562
Other U.S. government agencies	781,004		177,535		958,539
Commercial and non-U.S. customers	109,706		67,988		177,694
Total	$	1,486,643	$	440,152	$	1,926,795

	Three Months Ended September 29, 2019
	GMS		NSS		Total
DoD	$	220,480	$	46,941	$	267,421
Other U.S. government agencies	284,218		94,105		378,323
Commercial and non-U.S. customers	30,937		21,036		51,973
Total	$	535,635	$	162,082	$	697,717

	Nine Months Ended September 29, 2019
	GMS		NSS		Total
DoD	$	635,531	$	162,409	$	797,940
Other U.S. government agencies	839,680		277,008		1,116,688
Commercial and non-U.S. customers	90,927		61,253		152,180
Total	$	1,566,138	$	500,670	$	2,066,808

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

	Three Months Ended September 27, 2020
	GMS		NSS		Total
Cost-reimbursable	$	302,795	$	35,656	$	338,451
Fixed-price	161,024		62,568		223,592
Time and materials	57,527		46,670		104,197
Total	$	521,346	$	144,894	$	666,240

	Nine Months Ended September 27, 2020
	GMS		NSS		Total
Cost-reimbursable	$	868,780	$	106,848	$	975,628
Fixed-price	481,309		185,218		666,527
Time and materials	136,554		148,086		284,640
Total	$	1,486,643	$	440,152	$	1,926,795

	Three Months Ended September 29, 2019
	GMS		NSS		Total
Cost-reimbursable	$	274,776	$	26,864	$	301,640
Fixed-price	220,142		66,548		286,690
Time and materials	40,717		68,670		109,387
Total	$	535,635	$	162,082	$	697,717

	Nine Months Ended September 29, 2019
	GMS		NSS		Total
Cost-reimbursable	$	870,155	$	72,566	$	942,721
Fixed-price	571,132		215,143		786,275
Time and materials	124,851		212,961		337,812
Total	$	1,566,138	$	500,670	$	2,066,808

Disaggregated revenues by geographic location were as follows (in thousands):

	Three Months Ended September 27, 2020
	GMS		NSS		Total
United States	$	275,785	$	142,890	$	418,675
International	245,561		2,004		247,565
Total	$	521,346	$	144,894	$	666,240

	Nine Months Ended September 27, 2020
	GMS		NSS		Total
United States	$	802,230	$	434,904	$	1,237,134
International	684,413		5,248		689,661
Total	$	1,486,643	$	440,152	$	1,926,795

	Three Months Ended September 29, 2019
	GMS		NSS		Total
United States	$	299,306	$	160,412	$	459,718
International	236,329		1,670		237,999
Total	$	535,635	$	162,082	$	697,717

	Nine Months Ended September 29, 2019
	GMS		NSS		Total
United States	$	817,437	$	496,220	$	1,313,657
International	748,701		4,450		753,151
Total	$	1,566,138	$	500,670	$	2,066,808