Reconciliation of Revenue from Segments to Consolidated (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 28, 2014	Jun. 29, 2013
Segment Reporting Information [Line Items]
Sales	$ 3,841	$ 2,419	$ 8,194	$ 5,137
Operating Segments | North American Retail Division
Segment Reporting Information [Line Items]
Sales	1,457	940	3,267	2,083
Operating Segments | North American Business Solutions Division
Segment Reporting Information [Line Items]
Sales	1,491	781	3,032	1,597
Operating Segments | International Division
Segment Reporting Information [Line Items]
Sales	834	698	1,768	1,457
Operating Segments | Other
Segment Reporting Information [Line Items]
Sales	$ 59		$ 127