Consolidated Obligations (Interest Rate Payment Terms) (Details) - USD ($) $ in Millions |
Sep. 30, 2026 |
Dec. 31, 2025 |
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| Debt Instrument [Line Items] | ||
| CO Bonds Par | $ 39,342 | $ 47,353 |
| Par Value | 18,447 | 17,161 |
| Fixed Interest Rate | ||
| Debt Instrument [Line Items] | ||
| CO Bonds Par | 12,814 | 21,722 |
| Adjustable Interest Rate [Member] | ||
| Debt Instrument [Line Items] | ||
| CO Bonds Par | 26,448 | 25,271 |
| Step-up Interest Rate [Member] | ||
| Debt Instrument [Line Items] | ||
| CO Bonds Par | $ 80 | $ 360 |
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- Definition Par value of the amount of joint and several obligations consisting of discount notes issued by Federal Home Loan Banks (FHLBanks). No definition available.
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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://www.xbrl.org/2009/role/commonPracticeRef
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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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