Summary of Major Components of Merger, Restructuring and Other Operating Expenses, Net (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 24, 2016	Sep. 30, 2017	Sep. 24, 2016
Merger related expenses
Transaction and integration	$ 4	$ 8	$ 15	$ 30
Facility closure, contract termination, and other expenses, net	2	4	4	21
Total Merger related expenses	6	12	19	51
Staples Acquisition (income) expenses
Retention				15
Transaction		4		43
Termination Fee				(250)
Total Staples Acquisition (income) expenses		4		(192)
Comprehensive Business Review and other restructuring expenses
Severance	11	9	26	13
Facility closure, contract termination, professional fees and other expenses, net	4	6	16	6
Total Comprehensive Business Review and other restructuring expenses	15	15	42	19
Acquisition related expenses - Refer to Note 2	1		1
Total Merger, restructuring and other operating (income) expenses, net	$ 22	$ 31	$ 62	$ (122)