Summary of Significant Accounting Policies - Additional Information (Detail) $ in Millions	3 Months Ended
	Nov. 26, 2017 USD ($) warehouse states	Nov. 20, 2016 USD ($)	Sep. 03, 2017 USD ($)
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	746
Inventory, LIFO Reserve | $			$ 0
Gain (loss) on foreign currency derivative instruments not designated as hedging instruments | $		$ 30
Income Tax Expense (Benefit) | $	$ 285	$ 291
Accounting Standards Update 2016-09 [Member]
Summary Of Significant Accounting Policies [Line Items]
Income Tax Expense (Benefit) | $	(41)
Forward Foreign-exchange Contracts
Summary Of Significant Accounting Policies [Line Items]
Notional amount of forward foreign-exchange derivative | $	$ 928		$ 637
UNITED STATES
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	518
Number of states in country | states	44
CANADA
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	98
MEXICO
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	37
UNITED KINGDOM
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	28
JAPAN
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	26
KOREA
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	13
TAIWAN
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	13
AUSTRALIA
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	9
SPAIN
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	2
ICELAND
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	1
FRANCE
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated	1