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Securities, at Fair Value - Impact of AFS Securities on AOCI (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
AOCI from AFS Securities: |  |  |  |
Unrealized gain on AFS securities at beginning of period | $ 17,652 | $ 13,420 | $ 17,698 | $ 21,341
Unrealized gain/(loss) on securities available-for-sale | (202) | 933 | 2,410 | (6,988)
Reclassification adjustment for securities sales included in net income | (7,328) | 0 | (9,986) | 0
Change in AOCI from AFS securities | (7,530) | 933 | (7,576) | (6,988)
Balance at end of period | $ 10,122 | $ 14,353 | $ 10,122 | $ 14,353

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