Segment and Geographic Data (Details 3) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Other Information by Segment
Assets	$ 12,944	$ 13,033
Capital expenditures	444	480	423
Depreciation and amortization	389	383	403
Cessna
Other Information by Segment
Assets	2,260	2,224
Capital expenditures	72	93	101
Depreciation and amortization	87	102	109
Bell
Other Information by Segment
Assets	2,899	2,399
Capital expenditures	197	172	184
Depreciation and amortization	116	102	95
Textron Systems
Other Information by Segment
Assets	2,106	1,987
Capital expenditures	66	108	37
Depreciation and amortization	89	75	85
Industrial
Other Information by Segment
Assets	1,956	1,755
Capital expenditures	89	97	94
Depreciation and amortization	72	70	72
Finance group
Other Information by Segment
Assets	1,725	2,322
Depreciation and amortization	18	25	32
Corporate
Other Information by Segment
Assets	1,998	2,346
Capital expenditures	20	10	7
Depreciation and amortization	$ 7	$ 9	$ 10