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Revenue from Contracts with Customers (Tables) | 9 Months Ended
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Sep. 30, 2020
Revenue from Contract with Customer [Abstract] |
Summary of Revenue from Contracts with Customers and Revenue by Region | The following table summarizes revenue from contracts with customers for the three and nine months ended September 30, 2020 and 2019:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2020 |  | 2019 |  | 2020 |  | 2019
| (in thousands)
Subscription revenue | $ | 78,721 |  |  | $ | 57,885 |  |  | $ | 220,142 |  |  | $ | 157,163 |
Term and perpetual software licenses | 11,904 |  |  | 9,160 |  |  | 33,456 |  |  | 28,151 |
Maintenance and support | 7,743 |  |  | 9,178 |  |  | 24,315 |  |  | 28,107 |
Professional services | 6,516 |  |  | 6,679 |  |  | 19,789 |  |  | 20,399 |
Other | 191 |  |  | 253 |  |  | 625 |  |  | 1,479 |
Total revenue | $ | 105,075 |  |  | $ | 83,155 |  |  | $ | 298,327 |  |  | $ | 235,299 |
Summary of Estimated Revenue Expected to be Recognized in Future Related to Performance Obligations | The estimated revenues do not include unexercised contract renewals.
|  | Next Twelve Months |  | Thereafter
|  | (in thousands)
Subscription revenue |  | $ | 197,007 |  |  | $ | 46,101 |
Term and perpetual software licenses |  | 30,925 |  |  | 12,985 |
Maintenance and support |  | 16,859 |  |  | 3,809 |
Professional services |  | 13,674 |  |  | — |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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- Definition Tabular disclosure of expected timing for satisfying remaining performance obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130556-203045 + Details
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