Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| NET INCOME | $ 123,501 | $ 148,996 | $ 245,378 | $ 299,620 |
| OTHER COMPREHENSIVE INCOME (LOSS) | ||||
| Net unrealized gains (losses) on available-for-sale securities, net of unrealized gains and losses relating to hedged interest rate risk included in net income | 58,671 | (54,661) | 58,643 | (54,541) |
| Unrealized gains (losses) on cash flow hedges | 5,177 | (3,293) | 9,535 | (11,039) |
| Reclassification adjustment for gains on cash flow hedges included in net income | (2,566) | (5,977) | (5,961) | (11,709) |
| Postretirement benefit plan | ||||
| Amortization of prior service cost and net actuarial gain included in net periodic benefit cost/credit | (18) | (17) | (45) | (64) |
| Actuarial gain (loss) | 0 | 0 | 36 | (147) |
| Total other comprehensive income (loss) | 61,264 | (63,948) | 62,208 | (77,500) |
| TOTAL COMPREHENSIVE INCOME | $ 184,765 | $ 85,048 | $ 307,586 | $ 222,120 |
| X | ||||||||||
- Definition Amount of increase (decrease) in equity after Federal Home Loan Bank (FHLBank) assessments from transactions and other events and circumstances from non-owner sources attributable to the reporting entity. Includes changes in equity except those resulting from investments by owners and distributions to owners. Excludes transactions directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent. No definition available.
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- Definition Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of profit (loss) after Federal Home Loan Bank (FHLBank) assessments attributable to the parent. No definition available.
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- References No definition available.
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- Definition Amount before tax of other comprehensive income (loss) attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, before tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, before tax, of reclassification adjustment from accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, before tax and adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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