Fair Value Measurements - Additional Information (Details) - USD ($)	3 Months Ended			6 Months Ended
	Aug. 04, 2018	Jul. 29, 2017	Apr. 29, 2017	Aug. 04, 2018	Jul. 29, 2017	Feb. 03, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other indefinite-lived intangible assets impairment charges	$ 0	$ 0		$ 0	$ 0
Other long-lived asset impairment charges		11,000,000	$ 0	0
Long Lived Asset at Carrying Value		11,000,000			11,000,000
Impaired other assets fair value		0			0
Goodwill impairment charges	0	0		0	0
Transfers into or out of level 2	0	0		0	0
Transfers into or out of level 1	0	0		0	0
Purchases, sales, issuances, or settlements related to recurring level 3 measurements	0	0		$ 0	0
Document Period End Date				Aug. 04, 2018
Impairment of Long-Lived Assets Held-for-use	0
Available-for-sale Securities, Current	286,000,000	$ 0		$ 286,000,000	$ 0	$ 0
Cash and Cash Equivalents, Fair Value Disclosure	14,000,000			14,000,000
Debt Securities, Available-for-sale, Unrealized Gain (Loss)				0
Other-than-temporary Impairment Loss, Debt Securities, Available-for-sale	$ 0			$ 0