Capital Stock and Earnings Per Share - Capital Stock and Earnings Per Share - Additional Information (Detail)		3 Months Ended		9 Months Ended		21 Months Ended
	Nov. 06, 2018 shares	Nov. 02, 2019 USD ($) shares	Nov. 03, 2018 USD ($) shares	Nov. 02, 2019 USD ($) shares	Nov. 03, 2018 USD ($) shares	Nov. 02, 2019 USD ($) shares	Feb. 28, 2019 USD ($)	Feb. 02, 2019 shares	Oct. 22, 2018 shares	Feb. 28, 2018 USD ($)
Capital Unit [Line Items]
Stock split ratio, common stock	2
Issuance of common stock in result from stock split (in shares) | shares	617,000,000
Common stock, shares authorized (in shares) | shares	1,800,000,000	1,800,000,000	1,800,000,000	1,800,000,000	1,800,000,000	1,800,000,000		1,800,000,000	600,000,000
Common stock repurchased and retired		$ 490,639,000	$ 601,393,000	$ 1,190,390,000	$ 1,591,392,000
Cash payments for repurchase of common stock				1,200,000,000	$ 1,600,000,000
Remaining available stock under stock repurchase plan		$ 2,000,000,000.0		$ 2,000,000,000.0		$ 2,000,000,000.0
Antidilutive options excluded | shares		12,000,000.0	6,100,000	12,000,000.0	6,100,000
Trade date basis
Capital Unit [Line Items]
Common stock repurchased and retired (in shares) | shares		9,000,000.0		21,300,000
Common stock repurchased and retired		$ 500,000,000		$ 1,150,000,000
Stock repurchase program 2019
Capital Unit [Line Items]
Stock repurchase program, common stock purchase value							$ 1,500,000,000
Stock repurchase programs 2018
Capital Unit [Line Items]
Common stock repurchased and retired (in shares) | shares						47,700,000
Common stock repurchased and retired						$ 2,500,000,000
Stock repurchase program, common stock purchase value										$ 3,000,000,000.0