Consolidated Obligations Bonds by Call Features (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
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| Debt Instrument [Line Items] | ||
| Total par value | $ 100,826 | $ 89,188 |
| Consolidated Obligation Bonds [Member] | ||
| Debt Instrument [Line Items] | ||
| Total par value | 100,826 | 89,188 |
| Noncallable or Nonputable [Member] | Consolidated Obligation Bonds [Member] | ||
| Debt Instrument [Line Items] | ||
| Total par value | 50,008 | 37,814 |
| Callable [Member] | Consolidated Obligation Bonds [Member] | ||
| Debt Instrument [Line Items] | ||
| Total par value | $ 50,818 | $ 51,374 |
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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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