Summary of Major Components of Merger, Restructuring and Other Operating Expenses, Net (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 01, 2017	Jun. 25, 2016	Jul. 01, 2017	Jun. 25, 2016
Merger related (income) expenses
Transaction and integration	$ 5	$ 11	$ 11	$ 22
Facility closure, contract termination, and other expenses, net	(2)	14	2	17
Total Merger related expenses	3	25	13	39
Staples Acquisition (income) expenses
Retention		13		15
Transaction		18		38
Termination Fee		(250)		(250)
Total Staples Acquisition income		(219)		(197)
Comprehensive Business Review and other restructuring expenses
Severance	6	1	15	4
Facility closure, contract termination, professional fees and other expenses, net	11		12
Total Comprehensive Business Review and other restructuring expenses	17	1	27	4
Total Merger, restructuring and other operating (income) expenses, net	$ 20	$ (193)	$ 40	$ (154)