Summary of Significant Accounting Policies - Additional Information (Detail) $ in Millions	3 Months Ended		6 Months Ended
	Feb. 12, 2017 USD ($) warehouse states	Feb. 14, 2016 USD ($)	Feb. 12, 2017 USD ($) warehouse states	Feb. 14, 2016 USD ($)	Aug. 28, 2016 USD ($)
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	727		727
Gain (loss) on foreign currency derivative instruments not designated as hedging instruments | $	$ (29)
Foreign currency transaction gain (loss), before tax | $	9	$ 11	$ (8)	$ 30
Forward Foreign-exchange Contracts
Summary Of Significant Accounting Policies [Line Items]
Notional amount of forward foreign-exchange derivative | $	$ 521		$ 521		$ 572
UNITED STATES
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	508		508
Number of states in country | states	44		44
CANADA
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	94		94
MEXICO
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	36		36
UNITED KINGDOM
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	28		28
JAPAN
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	25		25
KOREA, REPUBLIC OF
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	13		13
TAIWAN
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	13		13
AUSTRALIA
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	8		8
SPAIN
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	2		2