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Share-Based Compensation - Summary of Recognition of Share-Based Compensation related to Employees (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Allocated share based compensation expense | $ 1,943 | $ 2,664 | $ 3,802 | $ 3,226
Cost of Services [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Allocated share based compensation expense | 277 | 41 | 551 | 73
Product and Technology Expense [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Allocated share based compensation expense | 312 | 67 | 516 | 121
Selling, General and Administrative Expenses [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Allocated share based compensation expense | $ 1,354 | $ 2,556 | $ 2,735 | $ 3,032

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