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Summary of Significant Accounting Policies - Revenue - Contract Fulfillment Costs (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Intake Costs asset |  |
Capitalized Contract Cost [Line Items] |  |
GROSS CARRYING AMOUNT | $ 68,345 | $ 71,336
ACCUMULATED AMORTIZATION | (42,132) | (42,678)
NET CARRYING AMOUNT | 26,213 | 28,658
Commissions asset |  |
Capitalized Contract Cost [Line Items] |  |
GROSS CARRYING AMOUNT | 133,145 | 114,791
ACCUMULATED AMORTIZATION | (58,949) | (50,553)
NET CARRYING AMOUNT | $ 74,196 | $ 64,238

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- Definition Amount of accumulated amortization of asset recognized from cost incurred to obtain or fulfill contract with customer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 40 -Section 50 -Paragraph 3 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126905575&loc=SL49131252-203054 + Details
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- Definition Amount, before accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 40 -Section 50 -Paragraph 3 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126905575&loc=SL49131252-203054 + Details
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