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Business Combinations - Purchase Price Allocation (Details) - USD ($) $ in Thousands | May 02, 2020 | Nov. 02, 2019
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Business Acquisition [Line Items] |  |
Goodwill | $ 310,269 | $ 297,937
Centina Systems, Inc. |  |
Business Acquisition [Line Items] |  |
Cash and cash equivalents |  | 5,718
Accounts receivable |  | 610
Prepaid expenses and other |  | 536
Equipment, furniture and fixtures |  | 17
Goodwill |  | 13,055
Accounts payable |  | (47)
Accrued liabilities |  | (286)
Deferred revenue |  | (1,493)
Deferred tax liability |  | (6,692)
Total purchase consideration |  | 34,018
Customer relationships and contracts | Centina Systems, Inc. |  |
Business Acquisition [Line Items] |  |
Intangible assets |  | 400
Developed technology | Centina Systems, Inc. |  |
Business Acquisition [Line Items] |  |
Intangible assets |  | $ 22,200

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