Leases and Other Commitment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015
Leases [Abstract]
Rent expense on all operating leases	$ 176	$ 189	$ 183
Capital lease agreements (less than)	1	$ 1	$ 1
Operating Leases, 2017	172
Operating Leases, 2018	143
Operating Leases, 2019	104
Operating Leases, 2020	71
Operating Leases, 2021	66
Operating Leases, 2022 and beyond	69
Capital Leases, 2017	1
Capital Leases, 2018	1
Capital Leases, 2019	1
Capital Leases, 2020	0
Capital Leases, 2021	0
Capital Leases, 2022 and beyond	0
Operating leases, future minimum payments	625
Capital leases, future minimum payments	3
Amount representing interest	0
Obligations under capital leases	3
Obligations due within one year	(1)
Long-term obligations under capital leases	$ 2