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Fair Value Measurements (Narrative) (Details) - USD ($) | 6 Months Ended
--- | ---
Jun. 30, 2026 | Jun. 30, 2025
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Material losses related to counterparty's inability to pay undercollateralized position | $ 0 |
Significant change in the value of derivative assets and liabilities attributed to credit risk | $ 0 |
Minimum |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Collateral discount | 10.00% | 10.00%
Maximum |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Collateral discount | 30.00% | 30.00%

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