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Employee Compensation and Benefit Plans - Narrative (Details) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
May 31, 2024 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Percentage of employee contributions |  | 50.00% |  |
Provident fund contribution percentage on portion of employees salary |  | 12.00% |  |
Contributions |  | $ 4,300,000 | $ 4,300,000 | $ 5,000,000.0
Future expected benefit payments |  | 1,400,000 |  |
Compensation expense recognized |  | $ 29,000,000.0 | 18,700,000 | 13,100,000
Common stock remaining available for future issuance (in shares) |  | 542,752 |  |
Contractual term of all options granted (years) |  | 10 years |  |
Maximum |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Employer match limit, percent of employee compensation |  | 6.00% |  |
Matching compensation per pay period (usd per pay period) |  | $ 10,350 |  |
Pension Plan |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Partial settlement paid | $ 17,000,000.0 |  |  |
Net periodic benefit cost |  | (600,000) | 400,000 | (900,000)
Future expected benefit payments |  | 1,400,000 |  |
Future expected benefit payments |  | 1,500,000 |  |
Future expected benefit payments |  | 7,100,000 |  |
Contributions to defined benefit pension plans |  | 600,000 | 0.0 | 100,000
Fair value of plan assets |  | 19,100,000 | 39,600,000 |
Benefit obligation |  | 18,200,000 | 42,200,000 |
Unfunded status recognized in Other liabilities |  | 900,000 | (2,600,000) |
Gratuity Plan |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Future expected benefit payments |  | 1,100,000 |  |
Future expected benefit payments |  | 1,100,000 |  |
Future expected benefit payments |  | 1,000,000.0 |  |
Future expected benefit payments |  | 900,000 |  |
Future expected benefit payments |  | 800,000 |  |
Future expected benefit payments |  | 3,200,000 |  |
Fair value of plan assets |  | 0 | 0 |
Benefit obligation |  | 7,600,000 | 6,700,000 |
Unfunded status recognized in Other liabilities |  | (7,600,000) | (6,700,000) |
Plan assets, benefits paid |  | $ 400,000 | $ 500,000 | $ 700,000
PHH Pension Plan |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Benefit obligation discount rate |  | 5.50% | 4.75% |
Benefit obligation, period increase (decrease) |  | $ (2,800,000) |  |
Long-Term Incentive (LTI) Program |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Granted (in shares) |  | 213,588 | 198,624 | 246,018
Chief Executive Officer |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Granted (in shares) |  | 153,080 | 168,950 | 147,058
Equity-Settled Awards |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Granted (in shares) |  |  | 57,187 |
Equity-Settled Awards | Long-Term Incentive (LTI) Program |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Vesting percentage of awards (percentage) |  | 100.00% |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted |  | 7,405 |  |
Performance-Based Awards | Long-Term Incentive (LTI) Program |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Vesting percentage of awards (percentage) |  | 100.00% |  |
Restricted Stock Units |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Grants in period, performance-based (percentage) |  | 50.00% | 50.00% | 50.00%
Weighted average remaining requisite service period |  | 1 year 9 months 18 days |  |
Unvested awards, cost not yet recognized |  | $ 11,100,000 |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Grants in period, performance-based (percentage) |  | 50.00% | 50.00% | 50.00%
Liability Awards |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Weighted average remaining requisite service period |  | 1 year |  |
Unvested awards, cost not yet recognized |  | $ 7,700,000 |  |
Liability Awards | Long-Term Incentive (LTI) Program |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted |  | 9,147 |  |
Market-based Stock Awards |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Grants in period, time-based (percentage) |  | 50.00% | 50.00% | 50.00%
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Grants in period, time-based (percentage) |  | 50.00% | 50.00% | 50.00%
Market-based Stock Awards | Long-Term Incentive (LTI) Program |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Granted (in shares) |  | 8,153 | 57,515 | 13,091

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