Stock-Based Compensation - Stock-based compensation expense (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Share-based payment arrangements information
Total stock-based compensation	$ 27,007	$ 24,715	$ 51,349	$ 44,956
Unrecognized stock-based compensation expense	212,700		$ 212,700
Weighted-average period over which unrecognized stock-based compensation expense are expected to be recognized			1 year 7 months 6 days
Product development
Share-based payment arrangements information
Total stock-based compensation	10,389	9,734	$ 19,655	17,107
Sales, marketing and customer support
Share-based payment arrangements information
Total stock-based compensation	8,826	7,503	16,455	13,439
General and administrative
Share-based payment arrangements information
Total stock-based compensation	$ 7,792	$ 7,478	$ 15,239	$ 14,410

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479830/718-10-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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