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Deferred Revenue and Performance Obligation (Notes)
12 Months Ended
Dec. 31, 2020
Deferred Revenue and Performance Obligation [Abstract]  
Deferred revenue and performance obligation [Text Block] Deferred Revenue and Performance Obligations
    Deferred Revenue

    For the year ended December 31, 2020 and 2019, the Company recognized approximately $120.9 million and $96.4 million, respectively, in each case of revenue that was included in the deferred revenue balances at the beginning of the respective periods and primarily related to subscription services, maintenance and support, and other services.

    Performance Obligations
    As of December 31, 2020, the Company expects to recognize approximately $389.7 million of revenue from remaining performance obligations. The Company expects to recognize revenue on approximately $178.9 million of these performance obligations over the next 12 months, with the balance recognized thereafter.