Business Segments (Tables)

9 Months Ended

Oct. 02, 2020

Segment Reporting [Abstract]

Schedule of segment reporting information by segment

The segment information for the periods presented was as follows:

	Three Months Ended				Nine Months Ended
	October 2, 2020		September 27, 2019		October 2, 2020		September 27, 2019
	(in millions)
Revenues:
Defense Solutions	$	1,951	$	1,594	$	5,413	$	4,645
Civil	771		733		2,183		2,023
Health	520		508		1,449		1,472
Total revenues	$	3,242	$	2,835	$	9,045	$	8,140
Operating income (loss):
Defense Solutions	$	145	$	107	$	359	$	324
Civil	54		43		191		157
Health	75		63		149		169
Corporate	(16)		36		—		1
Total operating income	$	258	$	249	$	699	$	651