Leases and Other Commitment Leases and Other Commitments(Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Leases [Abstract]
Rent expense on all operating leases	$ 189	$ 183	$ 174
Capital lease agreements (less than)	1	$ 1	$ 1
Operating Leases, 2016	171
Operating Leases, 2017	152
Operating Leases, 2018	119
Operating Leases, 2019	81
Operating Leases, 2020	62
Operating Leases, 2021 and beyond	87
Capital Leases, 2016	2
Capital Leases, 2017	1
Capital Leases, 2018	1
Capital Leases, 2019	0
Capital Leases, 2020	0
Capital Leases, 2021 and beyond	1
Operating leases, future minimum payments	672
Capital leases, future minimum payments	5
Amount representing interest	0
Obligations under capital leases	5
Obligations due within one year	(2)
Long-term obligations under capital leases	$ 3