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Fair Value Election, Credit Link Notes Fair, Value Option (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Changes in Fair Value - Gains (Losses) | $ 348 | $ (1,998)
Changes in Fair Value - Other Comprehensive Income | $ 1,251 | $ 0

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