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Acquisition (Details) - USD ($) $ in Millions |  |  | 9 Months Ended |
--- | --- | --- | --- | ---
Aug. 07, 2019 | May 09, 2019 | Nov. 02, 2019 | Nov. 03, 2018 | Feb. 02, 2019
Business Acquisition [Line Items] |  |  |  |  |
Total purchase price, net of cash acquired |  |  | $ 145 | $ 792 |
Goodwill |  |  | $ 982 | $ 921 | $ 915
Critical Signal Technologies, Inc. [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Total purchase price, net of cash acquired |  | $ 125 |  |  |
Goodwill |  | 50 |  |  |
Transaction costs |  | 3 |  |  |
BioSensics, LLC [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Total purchase price, net of cash acquired | $ 20 |  |  |  |
Goodwill | 19 |  |  |  |
Customer Relationships [Member] | Critical Signal Technologies, Inc. [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible assets |  | $ 83 |  |  |
Amortization period |  | 15 years |  |  |
Developed Technology [Member] | BioSensics, LLC [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Intangible assets | $ 4 |  |  |  |
Amortization period | 3 years |  |  |  |

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