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Revenue from Contracts with Customers (Tables)

12 Months Ended

Dec. 31, 2020

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following table summarizes revenue from contracts with customers for the years ended December 31, 2020, 2019 and 2018:

			Year Ended December 31,
			2020						2019						2018
			(in thousands)
Subscription revenue			$	304,737					$	220,589					$	137,442
Term and perpetual software licenses			45,959						38,931						28,200
Maintenance and support			31,567						36,778						42,223
Professional services			28,564						29,050						33,297
Other			659						1,599						2,929
Total revenue			$	411,486					$	326,947					$	244,091

The following table summarizes the revenue by region based on the shipping address of customers who have contracted to use our product or service for the years ended December 31, 2020, 2019 and 2018:

			Year Ended December 31,
			2020						2019						2018
			(in thousands)
United States			$	329,753					$	264,852					$	199,852
All other			81,733						62,095						44,239
Total revenue			$	411,486					$	326,947					$	244,091

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction

The following table includes estimated revenue expected to be recognized in the future related to performance obligations that are unsatisfied or partially unsatisfied as of December 31, 2020. The estimated revenues do not include unexercised contract renewals.

						Next Twelve Months						Thereafter
						(in thousands)
Subscription revenue						$	242,115					$	64,433
Term and perpetual software licenses						33,041						12,851
Maintenance and support						18,011						4,222

X

- 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

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- References

No definition available.

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X

- 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

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