Stock Repurchase Program - Additional Information (Detail) - USD ($) shares in Thousands			3 Months Ended		5 Months Ended		253 Months Ended
	Feb. 10, 2019	Sep. 26, 2018	Feb. 09, 2019	Feb. 10, 2018	Feb. 09, 2019	Feb. 10, 2018	Feb. 09, 2019
Equity, Class of Treasury Stock [Line Items]
Stock repurchased cumulative, shares			422	227	1,076	825	145,800
Purchase of treasury stock					$ 847,097,000	$ 527,454,000	$ 20,265,000,000
Increase in authorization of stock repurchase, value		$ 1,250,000,000
Stock repurchase authorized amended value		$ 20,900,000,000
Remaining value authorized for share repurchases			$ 634,600,000		634,600,000		$ 634,600,000
Retained Earnings [Member]
Equity, Class of Treasury Stock [Line Items]
Retirement of treasury shares			(1,706,972,000)	$ (918,463,000)	(1,706,972,000)	(918,463,000)
Additional Paid-in Capital [Member]
Equity, Class of Treasury Stock [Line Items]
Retirement of treasury shares			$ (125,442,000)	$ (60,498,000)	$ (125,442,000)	$ (60,498,000)
Common Stock [Member]
Equity, Class of Treasury Stock [Line Items]
Share of treasury stock retired			(2,563)	(1,512)	(2,563)	(1,512)
Retirement of treasury shares			$ (26,000)	$ (15,000)	$ (26,000)	$ (15,000)
Subsequent Events [Member]
Equity, Class of Treasury Stock [Line Items]
Stock repurchased cumulative, shares	154,261
Purchase of treasury stock	$ 140,000,000