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Stock-based and Other Incentive Compensation - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2024 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Apr. 30, 2024 | Apr. 16, 2024
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Weighted average grant date fair value, stock options (in dollars per share) |  | $ 7.84 |  |  |  |
Additional paid-in capital |  | $ 821 | $ 776 |  |  |
Accrued compensation and benefits |  | 254 | 281 |  |  |
Other liabilities |  | $ 86 | $ 93 |  |  |
2024 Long-Term Incentive Plan |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Stock reserved for issuance (in shares) |  | 19,825,507 |  |  | 20,000,000 |
2024 Employee Stock Purchase Plan |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Stock reserved for issuance (in shares) |  | 5,000,000 |  |  | 5,000,000 |
Restricted stock units |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Vesting period |  | 3 years |  |  |  |
Unrecognized compensation expense |  | $ 18 |  |  |  |
Unrecognized share-based compensation cost, period of recognition |  | 2 years 2 months 12 days |  |  |  |
Weighted average grant date fair value per share of rights granted (in dollars per share) |  | $ 35.65 |  |  |  |
Restricted stock units | Minimum |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Conversion period |  | 5 years |  |  |  |
Restricted stock units | Maximum |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Conversion period |  | 10 years |  |  |  |
Performance share units |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Vesting period |  | 3 years |  |  |  |
Unrecognized compensation expense |  | $ 13 |  |  |  |
Unrecognized share-based compensation cost, period of recognition |  | 2 years |  |  |  |
Weighted average grant date fair value per share of rights granted (in dollars per share) |  | $ 34.85 |  |  |  |
Performance share units | Minimum |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Maximum potential value |  | 0.00% |  |  |  |
Performance share units | Maximum |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Maximum potential value |  | 200.00% |  |  |  |
Stock options |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Vesting period |  | 3 years |  |  |  |
Unrecognized share-based compensation cost, period of recognition |  | 2 years 3 months 18 days |  |  |  |
Expiration period |  | 10 years |  |  |  |
Unrecognized stock-based compensation expense related to stock options |  | $ 12 |  |  |  |
Cash-settled awards |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Accrued compensation and benefits and other liabilities |  |  |  |  |  | $ (26)
Additional paid-in capital |  |  |  |  |  | $ 26
Pre-tax compensation expense | $ 9 |  |  |  |  |
Weighted average grant date fair value per share of rights granted (in dollars per share) |  | $ 5.28 | $ 4.83 | $ 7.66 |  |
Accrued compensation and benefits |  | $ 3 | $ 37 |  |  |
Other liabilities |  | 0 | 2 |  |  |
Fair value |  | 3 | 29 |  |  |
Cash-settled awards | Industrial |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Pre-tax compensation expense | 4 |  |  |  |  |
Cash-settled awards | Consumer |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Pre-tax compensation expense | 4 |  |  |  |  |
Cash-settled awards | Software and Advisory |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Pre-tax compensation expense | $ 1 |  |  |  |  |
Stock-settled stock appreciation rights |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Unrecognized compensation expense |  | $ 3 |  |  |  |
Unrecognized share-based compensation cost, period of recognition |  | 1 year 2 months 12 days |  |  |  |
Weighted average grant date fair value per share of rights granted (in dollars per share) |  | $ 6.15 |  |  |  |
Performance Cash Awards |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Vesting period |  | 3 years |  |  |  |
Accrued compensation and benefits |  | $ 16 | 16 |  |  |
Other liabilities |  | $ 18 | $ 13 |  |  |
Performance Cash Awards | Minimum |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Maximum potential value |  | 0.00% |  |  |  |
Performance Cash Awards | Maximum |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Maximum potential value |  | 200.00% |  |  |  |

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