Trading Securities (Details) - USD ($) $ in Thousands |
6 Months Ended | ||
|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
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| Debt and Equity Securities, FV-NI [Line Items] | |||
| Trading securities | $ 6,266,577 | $ 3,514,824 | |
| Securities held at end of period | |||
| Debt Securities, Trading, Unrealized Gain (Loss) [Abstract] | |||
| Debt Securities, Trading, Unrealized Gain (Loss) | (14,061) | $ 16,140 | |
| Debt and Equity Securities, FV-NI [Line Items] | |||
| Debt Securities, Trading, Unrealized Gain (Loss) | (14,061) | $ 16,140 | |
| US Treasury Bill Securities [Member] | |||
| Debt and Equity Securities, FV-NI [Line Items] | |||
| Trading securities | 3,859,402 | 0 | |
| US Treasury Notes Securities | |||
| Debt and Equity Securities, FV-NI [Line Items] | |||
| Trading securities | 2,407,175 | $ 3,514,824 | |
| Other Liabilities | |||
| Debt and Equity Securities, FV-NI [Line Items] | |||
| Debt Securities, Trading | $ 1,474,785 | ||
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- Definition Amount of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in net income (trading). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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