Summary of Significant Accounting Policies - Additional Information (Detail) $ in Millions		6 Months Ended
	Sep. 02, 2019 USD ($)	Feb. 16, 2020 USD ($) warehouse states	Sep. 01, 2019 USD ($)
Summary Of Significant Accounting Policies [Line Items]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification | $	$ 2,632
Document Fiscal Year Focus		2020
Document Period End Date		Feb. 16, 2020
Number of warehouses operated		785
Operating Lease, Right-of-Use Asset | $		$ 2,596	$ 0
UNITED STATES
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated		546
Number of states in country | states		44
CANADA
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated		100
MEXICO
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated		39
UNITED KINGDOM
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated		29
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		16
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		11
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
CHINA
Summary Of Significant Accounting Policies [Line Items]
Number of warehouses operated		1