Affordable Housing Program Rollforward (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
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| Affordable Housing Program Funding Obligation [Roll Forward] | ||||||
| Liability at beginning of period | $ 97,767 | $ 77,586 | $ 92,520 | $ 68,301 | ||
| Assessments | 10,431 | 10,488 | 19,229 | 21,623 | ||
| Voluntary contributions to AHP | 0 | 3,444 | 30 | 3,444 | ||
| AHP Supplemental Voluntary Contribution Expense | 540 | 0 | 1,658 | 0 | ||
| Subsidy usage, net1 | [1] | (19,918) | (17,727) | (24,617) | (19,577) | |
| Liability at end of period | $ 88,820 | $ 73,791 | $ 88,820 | $ 73,791 | ||
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