Property, Plant and Equipment, Net (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Jan. 01, 2011	Jan. 02, 2010
Manufacturing group's property, plant and equipment, net
Property, plant and equipment, net	$ 2,005	$ 1,948
Property, Plant and Equipment, Net (Textual) [Abstract]
Assets under capital leases	251	248
Accumulated amortization	47	40
Depreciation expense	317	308	317
Manufacturing Group [Member]
Manufacturing group's property, plant and equipment, net
Property, plant and equipment, gross	5,093	4,801
Accumulated depreciation and amortization	(3,097)	(2,869)
Property, plant and equipment, net	1,996	1,932
Land and buildings [Member]
Manufacturing group's property, plant and equipment, net
Useful Lives (in years), Minimum	4
Useful Lives (in years), Maximum	40
Land and buildings [Member] | Manufacturing Group [Member]
Manufacturing group's property, plant and equipment, net
Property, plant and equipment, gross	1,502	1,453
Machinery and Equipment [Member]
Manufacturing group's property, plant and equipment, net
Useful Lives (in years), Minimum	1
Useful Lives (in years), Maximum	15
Machinery and Equipment [Member] | Manufacturing Group [Member]
Manufacturing group's property, plant and equipment, net
Property, plant and equipment, gross	$ 3,591	$ 3,348