Fair Value Measurements - Additional Information (Details) - USD ($)	3 Months Ended
May 05, 2018	Apr. 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
Goodwill impairment charges	0	0
Transfers into or out of level 2	0	0
Transfers into or out of level 1	0	0
Purchases, sales, issuances, or settlements related to recurring level 3 measurements	0	0
Impairment of Long-Lived Assets Held-for-use	0
Available-for-sale Securities, Current	164,000,000	$ 0	$ 0
Cash and Cash Equivalents, Fair Value Disclosure	$ 35,000,000

Cash and Equivalents portion of Available for Sale Securities

No definition available.

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- Definition

Amount of investment in debt and equity securities categorized neither as trading securities nor held-to-maturity securities and intended be sold or mature one year or operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 25
-Paragraph 1
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of transfers of assets measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-Subparagraph (bb)
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- Definition

Amount of transfers of assets measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1.

+ References

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- Definition

Amount of purchases, (sales), issuances and (settlements) of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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- Definition

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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- Definition

Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

+ References

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- Definition

The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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