Bank Deposits (Schedule of Deposits) (Details) - USD ($) $ in Thousands |
Sep. 30, 2026 |
Dec. 31, 2025 |
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| Deposits Liabilities, Balance Sheet, Reported Amounts [Abstract] | ||
| Demand deposits (interest-bearing) | $ 32,052,478 | $ 28,931,314 |
| Demand deposits (non-interest-bearing) | 561,463 | 339,494 |
| Certificates of deposit | 193,323 | 481,255 |
| Total deposits | $ 32,807,264 | $ 29,752,063 |
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- Definition The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Total amount of interest-bearing domestic deposit liabilities, which may include brokered, retail, demand, checking, notice of withdrawal, money market and other interest-bearing deposits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of domestic noninterest-bearing deposits held by the entity, which may include demand deposits, checking, brokered and retail deposits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of time deposit liabilities, including certificates of deposit. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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