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Acquisition Acquisition (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Nov. 03, 2018 | Nov. 03, 2018 | Oct. 28, 2017
Business Combinations [Abstract] |  |  |  |
Transaction costs |  | $ 13 | $ 13 |
Business Acquisition [Line Items] |  |  |  |
Current assets |  | 34 | 34 |
Goodwill |  | 496 |  |
Intangible assets | [1] | 371 | 371 |
Other assets |  | 27 | 27 |
Total assets acquired |  | 928 | 928 |
Accrued liabilities |  | 56 | 56 |
Long-term liabilities |  | 72 | 72 |
Total liabilities assumed |  | 128 | 128 |
Total purchase price |  | 800 |  |
Less: Cash acquired |  | 8 |  |
Total purchase price, net of cash acquired |  | 792 | 792 | $ 0
Customer relationships |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Intangible assets |  | $ 235 | 235 |
Intangible asset useful life |  | 5 years |  |
Tradename |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Intangible assets |  | $ 61 | 61 |
Intangible asset useful life |  | 8 years |  |
Developed technology |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Intangible assets |  | $ 52 | 52 |
Intangible asset useful life |  | 5 years |  |
Commercial customer relationships |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Intangible assets |  | $ 23 | $ 23 |
Intangible asset useful life |  | 10 years |  |
[1] | The components of Intangible assets included consumer customer relationships of $235 million (amortized over 5 years), tradename of $61 million (amortized over 8 years), developed technology of $52 million (amortized over 5 years) and commercial customer relationships of $23 million (amortized over 10 years).

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition. + References No definition available. + Details
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- Definition The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
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