Share Repurchases - Additional Information (Detail) - USD ($) $ / shares in Units, shares in Millions	3 Months Ended				9 Months Ended
	Nov. 03, 2018	Oct. 28, 2017	Jul. 29, 2017	Apr. 29, 2017	Nov. 03, 2018	Oct. 28, 2017	Oct. 10, 2018	Feb. 03, 2018	May 02, 2017	Feb. 21, 2017
Equity Class Of Treasury Stock [Line Items]
Unpaid principal amount of notes payable for share repurchases	$ 18,741,000				$ 18,741,000			$ 19,390,000
Fiscal 2018 $700 Million Repurchase Program [Member]
Equity Class Of Treasury Stock [Line Items]
Shares of common stock purchased under repurchase program, shares	1.2
Shares of common stock purchased at an average price per share under repurchase program	$ 125.06
Shares of common stock purchased under repurchase program	$ 145,200,000
Amount of share available under repurchase program	554,800,000				554,800,000
Fiscal 2017 $700 Million Repurchase Program [Member]
Equity Class Of Treasury Stock [Line Items]
Shares of common stock purchased under repurchase program, shares			12.4
Shares of common stock purchased at an average price per share under repurchase program			$ 56.60
Shares of common stock purchased under repurchase program			$ 700,000,000
Fiscal 2017 $300 Million Repurchase Program [Member]
Equity Class Of Treasury Stock [Line Items]
Shares of common stock purchased under repurchase program, shares				7.8
Shares of common stock purchased at an average price per share under repurchase program				$ 38.24
Shares of common stock purchased under repurchase program				$ 300,000,000
Share Repurchases Under Equity Plans [Member]
Equity Class Of Treasury Stock [Line Items]
Unpaid principal amount of notes payable for share repurchases	19,600,000				19,600,000			19,400,000
Interest expense related to notes payable for share repurchases	200,000	$ 200,000			700,000	$ 700,000
Share Repurchases Under Equity Plans [Member] | Other Current Liabilities [Member]
Equity Class Of Treasury Stock [Line Items]
Unpaid principal amount of notes payable for share repurchases	900,000				900,000
Share Repurchases Under Equity Plans [Member] | Other Non-current Obligations [Member]
Equity Class Of Treasury Stock [Line Items]
Unpaid principal amount of notes payable for share repurchases	18,700,000				18,700,000			19,400,000
Board of Directors [Member] | Maximum [Member] | Fiscal 2018 $700 Million Repurchase Program [Member]
Equity Class Of Treasury Stock [Line Items]
Share repurchase program authorized amount							$ 700,000,000
Board of Directors [Member] | Maximum [Member] | Fiscal 2017 $700 Million Repurchase Program [Member]
Equity Class Of Treasury Stock [Line Items]
Share repurchase program authorized amount									$ 700,000,000
Board of Directors [Member] | Maximum [Member] | Fiscal 2017 $300 Million Repurchase Program [Member]
Equity Class Of Treasury Stock [Line Items]
Share repurchase program authorized amount										$ 300,000,000
Director [Member] | Share Repurchases Under Equity Plans [Member]
Equity Class Of Treasury Stock [Line Items]
Unpaid principal amount of notes payable for share repurchases	$ 15,500,000				$ 15,500,000			$ 15,500,000