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The Company and Summary of Significant Accounting Policies , Deferred Contract Costs (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Commissions Expense [Line Items] |  |  |
Amortization of deferred contract costs | $ 175,900,000 | $ 137,400,000 | $ 107,900,000
Impairment loss | $ 0 | $ 0 | $ 0
Maximum |  |  |
Commissions Expense [Line Items] |  |  |
Revenue recognition period (in years) | 5 years |  |

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- Definition Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 40 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123353750&loc=SL49131252-203054 + Details
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