Revenues (Tables)

6 Months Ended

Jun. 28, 2020

Revenue from Contract with Customer [Abstract]

Disaggregated Revenues

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

	Three Months Ended June 28, 2020
	GMS		NSS		Total
DoD	$	204,634	$	62,096	$	266,730
Other U.S. government agencies	260,714		49,434		310,148
Commercial and non-U.S. customers	42,506		23,919		66,425
Total	$	507,854	$	135,449	$	643,303

	Six Months Ended June 28, 2020
	GMS		NSS		Total
DoD	$	392,240	$	129,275	$	521,515
Other U.S. government agencies	510,660		120,156		630,816
Commercial and non-U.S. customers	62,398		45,827		108,225
Total	$	965,298	$	295,258	$	1,260,556

	Three Months Ended June 30, 2019
	GMS		NSS		Total
DoD	$	214,657	$	56,713	$	271,370
Other U.S. government agencies	281,154		93,742		374,896
Commercial and non-U.S. customers	30,214		19,127		49,341
Total	$	526,025	$	169,582	$	695,607

	Six Months Ended June 30, 2019
	GMS		NSS		Total
DoD	$	415,059	$	115,464	$	530,523
Other U.S. government agencies	555,266		182,952		738,218
Commercial and non-U.S. customers	60,179		40,171		100,350
Total	$	1,030,504	$	338,587	$	1,369,091

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

	Three Months Ended June 28, 2020
	GMS		NSS		Total
Cost-reimbursable	$	299,906	$	34,288	$	334,194
Fixed-price	158,247		53,693		211,940
Time and materials	49,701		47,468		97,169
Total	$	507,854	$	135,449	$	643,303

	Six Months Ended June 28, 2020
	GMS		NSS		Total
Cost-reimbursable	$	565,986	$	71,192	$	637,178
Fixed-price	320,285		122,650		442,935
Time and materials	79,027		101,416		180,443
Total	$	965,298	$	295,258	$	1,260,556

	Three Months Ended June 30, 2019
	GMS		NSS		Total
Cost-reimbursable	$	304,688	$	23,481	$	328,169
Fixed-price	175,592		72,080		247,672
Time and materials	45,745		74,021		119,766
Total	$	526,025	$	169,582	$	695,607

	Six Months Ended June 30, 2019
	GMS		NSS		Total
Cost-reimbursable	$	595,379	$	45,703	$	641,082
Fixed-price	350,991		148,594		499,585
Time and materials	84,134		144,290		228,424
Total	$	1,030,504	$	338,587	$	1,369,091

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

	Three Months Ended June 28, 2020
	GMS		NSS		Total
United States	$	277,536	$	133,875	$	411,411
International	230,318		1,574		231,892
Total	$	507,854	$	135,449	$	643,303

	Six Months Ended June 28, 2020
	GMS		NSS		Total
United States	$	526,446	$	292,014	$	818,460
International	438,852		3,244		442,096
Total	$	965,298	$	295,258	$	1,260,556

	Three Months Ended June 30, 2019
	GMS		NSS		Total
United States	$	261,413	$	167,923	$	429,336
International	264,612		1,659		266,271
Total	$	526,025	$	169,582	$	695,607

	Six Months Ended June 30, 2019
	GMS		NSS		Total
United States	$	521,501	$	335,707	$	857,208
International	509,003		2,880		511,883
Total	$	1,030,504	$	338,587	$	1,369,091