REVENUE AND RECEIVABLES - Schedule of Accounts and Contracts Receivable (Details) - USD ($) $ in Millions |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Revenue from Contract with Customer [Abstract] | ||
| Receivables from contracts with customers, net | $ 285 | $ 271 |
| Interest receivable | 20 | 20 |
| Tax receivable | 58 | 77 |
| Indemnification assets | 35 | 40 |
| Other | 21 | 20 |
| Accounts receivable, including VIE, after allowance for credit loss | $ 419 | $ 428 |
| X | ||||||||||
- Definition Carrying amount of receivable assets originating from the indemnification agreement with the Federal Deposit Insurance Corporation (FDIC), in which the FDIC is to partially cover losses. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Carrying amount as of the balance sheet date of income taxes previously overpaid to tax authorities (such as U.S. Federal, state and local tax authorities) representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Also called income tax refund receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount due from parties in nontrade transactions, classified as other. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount due from customers for fees and charges arising from transactions related to the entity's brokerage activities and operations. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Accounts Receivable, Including Variable Interest Entities, After Allowance for Credit Loss No definition available.
|