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STOCK INCENTIVE PLANS - Stock-based Compensation (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Share-based Payment Arrangement, Expense |  |  |
Total stock-based compensation | $ 36,225 | $ 44,338 | $ 54,089
Less: stock-based compensation capitalized as software development costs | (2,688) | (3,126) | (1,757)
Total stock-based compensation expense | 33,537 | 41,212 | 52,332
Software Development |  |  |
Share-based Payment Arrangement, Expense |  |  |
Less: stock-based compensation capitalized as software development costs | (2,688) | (3,126) | (1,757)
Matching Plan shares |  |  |
Share-based Payment Arrangement, Expense |  |  |
Total stock-based compensation | 4,835 | 5,260 | 67
Restricted stock units |  |  |
Share-based Payment Arrangement, Expense |  |  |
Total stock-based compensation | 28,426 | 35,669 | 50,134
Stock options |  |  |
Share-based Payment Arrangement, Expense |  |  |
Total stock-based compensation | $ 2,964 | $ 3,409 | $ 3,888

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