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v3.24.0.1

Changes in Accumulated Other Comprehensive Income (Loss) by Component (Details) - USD ($) $ in Thousands | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward] |  |  |  |
Beginning balance |  | $ 1,402,961 | $ 1,366,217 | $ 1,117,086
Unrealized gains (losses) arising during period, before tax |  | 31,146 | (236,834) | 5,480
Income tax effect |  | (7,911) | 61,577 | (1,425)
Other comprehensive income (loss) before reclassifications |  | 23,235 | (175,257) | 4,055
Reclassification adjustments for losses (gains) included in net income, before tax |  | (574) | 23,164 | (4,420)
Income, tax effect |  | 146 | (6,023) | 1,149
Amortization of unrealized loss on securities transferred from available-for-sale to held-to-maturity | $ 50,000 | 4,986 | 0 | 0
Income tax effect |  | (1,266) | 0 | 0
Amounts reclassified from accumulated other comprehensive income (loss) to net income |  | 3,292 | 17,141 | (3,271)
Other comprehensive income (loss), net of income tax effect |  | 26,527 | (158,116) | 784
Ending balance |  | 1,638,394 | 1,402,961 | 1,366,217
Total |  |  |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward] |  |  |  |
Beginning balance |  | (163,096) | (4,980) | (5,764)
Other comprehensive income (loss), net of income tax effect |  | 26,527 | (158,116) | 784
Ending balance |  | (136,569) | (163,096) | (4,980)
Unrealized Gains (Losses) on AFS Securities |  |  |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward] |  |  |  |
Beginning balance |  | (163,096) | (4,980) | 23,312
Unrealized gains (losses) arising during period, before tax |  | 31,146 | (236,834) | (6,841)
Income tax effect |  | (7,911) | 61,577 | 1,779
Other comprehensive income (loss) before reclassifications |  | 23,235 | (175,257) | (5,062)
Reclassification adjustments for losses (gains) included in net income, before tax |  | (574) | 23,164 | (31,392)
Income, tax effect |  | 146 | (6,023) | 8,162
Amortization of unrealized loss on securities transferred from available-for-sale to held-to-maturity |  | 4,986 |  |
Income tax effect |  | (1,266) |  |
Amounts reclassified from accumulated other comprehensive income (loss) to net income |  | 3,292 | 17,141 | (23,230)
Other comprehensive income (loss), net of income tax effect |  | 26,527 | (158,116) | (28,292)
Ending balance |  | (136,569) | (163,096) | (4,980)
Unrealized Gains (Losses) on Cash Flow Hedges |  |  |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward] |  |  |  |
Beginning balance |  | 0 | 0 | (29,076)
Unrealized gains (losses) arising during period, before tax |  | 0 | 0 | 12,321
Income tax effect |  | 0 | 0 | (3,204)
Other comprehensive income (loss) before reclassifications |  | 0 | 0 | 9,117
Reclassification adjustments for losses (gains) included in net income, before tax |  | 0 | 0 | 26,972
Income, tax effect |  | 0 | 0 | (7,013)
Amortization of unrealized loss on securities transferred from available-for-sale to held-to-maturity |  | 0 |  |
Income tax effect |  | 0 |  |
Amounts reclassified from accumulated other comprehensive income (loss) to net income |  | 0 | 0 | 19,959
Other comprehensive income (loss), net of income tax effect |  | 0 | 0 | 29,076
Ending balance |  | $ 0 | $ 0 | $ 0

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- Definition Amount of tax expense (benefit) on adjustment from accumulated other comprehensive income (loss) for amortization of gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) from transfer to investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 35 -Paragraph 10B -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481889/320-10-35-10B + Details
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