Segment Information (Details) $ in Millions		3 Months Ended		9 Months Ended		12 Months Ended
		Sep. 29, 2017 USD ($)	Sep. 23, 2016 USD ($)	Sep. 29, 2017 USD ($) Segment	Sep. 23, 2016 USD ($)	Dec. 31, 2016 USD ($) Segment
Segment Reporting Information [Line Items]
Number of reportable segments | Segment				4		3
Net Sales [Abstract]
Net sales		$ 2,646	$ 2,505	$ 8,047	$ 7,522
Operating Income [Abstract]
Operating income		63	215	628	714
Goodwill impairment charge	[1]	(187)	0	(187)	0
Depreciation and amortization [Abstract]
Depreciation and amortization		56	51	165	153
Total Assets [Abstract]
Total Assets		12,468		12,468		$ 11,865
Aerospace Systems [Member]
Operating Income [Abstract]
Goodwill impairment charge				(187)
Electronic Systems [Member]
Operating Income [Abstract]
Goodwill impairment charge				0
Communication Systems [Member]
Operating Income [Abstract]
Goodwill impairment charge				0
Sensor Systems [Member]
Operating Income [Abstract]
Goodwill impairment charge				0
Operating Segments [Member]
Operating Income [Abstract]
Operating income		250	215	815	714
Operating Segments [Member] | Aerospace Systems [Member]
Net Sales [Abstract]
Net sales		1,025	1,012	3,097	3,167
Operating Income [Abstract]
Operating income		57	56	196	232
Depreciation and amortization [Abstract]
Depreciation and amortization		15	13	42	40
Total Assets [Abstract]
Total Assets		2,477		2,477		2,535
Operating Segments [Member] | Electronic Systems [Member]
Net Sales [Abstract]
Net sales		730	661	2,278	1,955
Operating Income [Abstract]
Operating income		103	88	299	256
Depreciation and amortization [Abstract]
Depreciation and amortization		19	15	54	45
Total Assets [Abstract]
Total Assets		4,802		4,802		4,369
Operating Segments [Member] | Communication Systems [Member]
Net Sales [Abstract]
Net sales		546	509	1,644	1,485
Operating Income [Abstract]
Operating income		42	40	170	143
Depreciation and amortization [Abstract]
Depreciation and amortization		12	12	36	35
Total Assets [Abstract]
Total Assets		2,122		2,122		2,031
Operating Segments [Member] | Sensor Systems [Member]
Net Sales [Abstract]
Net sales		370	364	1,118	1,021
Operating Income [Abstract]
Operating income		48	31	150	83
Depreciation and amortization [Abstract]
Depreciation and amortization		10	11	33	33
Total Assets [Abstract]
Total Assets		2,677		2,677		2,433
Corporate [Member]
Total Assets [Abstract]
Total Assets		390		390		$ 497
Elimination of Intercompany Sales [Member]
Net Sales [Abstract]
Net sales		$ (25)	$ (41)	$ (90)	$ (106)

[1] Represents a goodwill impairment charge recorded during the third quarter of 2017 related to Vertex Aerospace. See Note 8 for additional information.