Stock Repurchase Program - Additional Information (Detail) - USD ($) shares in Thousands			3 Months Ended		8 Months Ended		256 Months Ended
	May 05, 2019	Mar. 20, 2019	May 04, 2019	May 05, 2018	May 04, 2019	May 05, 2018	May 04, 2019
Equity, Class of Treasury Stock [Line Items]
Stock repurchased cumulative, shares			472	599	1,548	1,424	146,200
Purchase of treasury stock					$ 1,313,116,000	$ 927,155,000	$ 20,731,000,000
Increase in authorization of stock repurchase, value		$ 1,000,000,000
Stock repurchase authorized amended value		$ 21,900,000,000
Remaining value authorized for share repurchases			$ 1,169,000,000		1,169,000,000		$ 1,169,000,000
Retained Earnings [Member]
Equity, Class of Treasury Stock [Line Items]
Retirement of treasury shares					(1,706,971,000)	(918,462,000)
Additional Paid-in Capital [Member]
Equity, Class of Treasury Stock [Line Items]
Retirement of treasury shares					$ (125,443,000)	$ (60,500,000)
Common Stock [Member]
Equity, Class of Treasury Stock [Line Items]
Share of treasury stock retired					(2,563)	(1,512)
Retirement of treasury shares					$ (26,000)	$ (15,000)
Subsequent Events [Member]
Equity, Class of Treasury Stock [Line Items]
Stock repurchased cumulative, shares	108,418
Purchase of treasury stock	$ 110,000,000