Benefit Plans (Schedule Of Defined Benefit Plans Disclosures) (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Net Unfunded Status of Plans [Roll Forward] | ||||
| Service cost | $ (1,011) | $ (1,065) | $ (3,033) | $ (3,195) |
| Interest cost | (5,958) | (6,891) | (17,874) | (20,673) |
| Expected return on assets | 7,337 | 7,758 | 22,013 | 23,274 |
| Regulatory Assets Related to Pensions [Roll Forward] | ||||
| Amortization of prior service cost | (480) | (585) | (1,440) | (1,755) |
| Defined Benefit Plan, Amortization of Gain (Loss) | $ (989) | $ (1,257) | $ (2,969) | $ (3,771) |
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- Definition Net Unfunded Status of Plans [Roll Forward] No definition available.
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- Definition Regulatory Assets Related to Pensions [Roll Forward] No definition available.
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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of prior service cost (credit) recognized in net periodic benefit cost (credit) of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of cost recognized for passage of time related to defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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