Business Acquisitions, Goodwill and Intangible Assets (Details 2) (Manufacturing group, USD $) In Millions, unless otherwise specified	12 Months Ended										12 Months Ended			12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011	Dec. 29, 2012 Cessna	Dec. 28, 2013 Cessna	Jan. 01, 2011 Cessna	Dec. 28, 2013 Bell	Dec. 29, 2012 Bell	Dec. 31, 2011 Bell	Jan. 01, 2011 Bell	Dec. 28, 2013 Textron Systems	Dec. 31, 2011 Textron Systems	Jan. 01, 2011 Textron Systems	Dec. 28, 2013 Industrial	Dec. 29, 2012 Industrial	Dec. 31, 2011 Industrial
Changes in the carrying amount of goodwill
Beginning Balance	$ 1,649	$ 1,635	$ 1,632	$ 322	$ 326	$ 322	$ 31	$ 31	$ 31	$ 31	$ 974	$ 974	$ 974	$ 318	$ 308	$ 305
Acquisitions	82	10	5	4							52			30	6	5
Foreign currency translation	4	4	(2)											4	4	(2)
Ending Balance	$ 1,735	$ 1,649	$ 1,635	$ 326	$ 326	$ 322	$ 31	$ 31	$ 31	$ 31	$ 1,026	$ 974	$ 974	$ 352	$ 318	$ 308