Summary of Significant Accounting Policies - Summary of Corporate Technology and Production Systems Expense (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Accounting Policies [Abstract]
Corporate information technology	$ 7,012	$ 6,122	$ 19,425	$ 15,611
Development of platform and product initiatives	4,433	3,906	12,797	11,242
Production support and maintenance	2,270	2,056	6,584	5,582
Total production systems	6,703	5,962	19,381	16,824
Corporate technology and production systems	$ 13,715	$ 12,084	$ 38,806	$ 32,435

The amount of expense in the period for communications and data processing expense.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.4)
-URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227

Name:	us-gaap_CommunicationsAndInformationTechnology
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration