Advances (Details) - Table - Interest Rate Terms - USD ($) $ in Millions |
Mar. 31, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Fixed Rate - Par Value | ||
| Fixed Rate - Due within 1 year | $ 9,628 | $ 10,754 |
| Fixed Rate - Due after 1 year | 14,006 | 14,386 |
| Fixed Rate - Total | 23,634 | 25,140 |
| Adjustable Rate - Par Value | ||
| Adjustable Rate - Due within 1 year | 13,253 | 12,009 |
| Adjustable Rate - Due after 1 year | 900 | 1,000 |
| Adjustable Rate - Total | 14,153 | 13,009 |
| Total par value | $ 37,787 | $ 38,149 |
| X | ||||||||||
- Definition Par amount of advances made and reported by Federal Home Loan Bank (FHLBank) with fixed interest rate. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Par amount of advance made and reported by Federal Home Loan Bank (FHLBank) with fixed interest rate maturing after next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Par amount of advance made and reported by Federal Home Loan Bank (FHLBank) with fixed interest rate maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Par amount of advances made and reported by Federal Home Loan Bank (FHLBank) with floating interest rate. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Par amount of advance made and reported by Federal Home Loan Bank (FHLBank) with floating interest rate maturing after next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Par amount of advance made and reported by Federal Home Loan Bank (FHLBank) with floating interest rate maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Par amount of advances made and reported by Federal Home Loan Bank (FHLBank). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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