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v3.23.3

Summary of Significant Accounting Policies - Schedule of Accumulated Other Comprehensive Income, Net of Tax (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Sep. 30, 2023 | Sep. 30, 2022
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | $ 1,346,555 | $ 1,292,385 | $ 1,271,958 | $ 1,221,210 | $ 1,205,747 | $ 1,213,700 | $ 1,271,958 | $ 1,213,700
Other comprehensive income/(loss) before reclassifications | 2,620 |  |  | (12,764) |  |  | 27,484 | (69,261)
Amounts reclassified from AOCI | (4,108) |  |  | (1,341) |  |  | (12,480) | 1,819
Other comprehensive (loss)/income net of tax | (1,488) | 25,511 | (9,019) | (14,105) | (9,819) | (43,518) | 15,004 | (67,442)
Ending balance | 1,385,267 | 1,346,555 | 1,292,385 | 1,232,023 | 1,221,210 | 1,205,747 | 1,385,267 | 1,232,023
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Including Noncontrolling Interest | Available-for-Sale Securities |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | (96,607) |  | (115,561) | (98,924) |  | (6,932) | (115,561) | (6,932)
Other comprehensive income/(loss) before reclassifications | 17,443 |  |  | (33,041) |  |  | 36,406 | (125,027)
Amounts reclassified from AOCI | (4) |  |  | (2) |  |  | (13) | (8)
Other comprehensive (loss)/income net of tax | 17,439 |  |  | (33,043) |  |  | 36,393 | (125,035)
Ending balance | (79,168) | (96,607) |  | (131,967) | (98,924) |  | (79,168) | (131,967)
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Including Noncontrolling Interest | Held-to-Maturity Securities |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | 15,486 |  | 16,357 | 16,818 |  | 16,153 | 16,357 | 16,153
Other comprehensive income/(loss) before reclassifications | (25,199) |  |  | 0 |  |  | (25,199) | 0
Amounts reclassified from AOCI | 294 |  |  | (492) |  |  | (577) | 173
Other comprehensive (loss)/income net of tax | (24,905) |  |  | (492) |  |  | (25,776) | 173
Ending balance | (9,419) | 15,486 |  | 16,326 | 16,818 |  | (9,419) | 16,326
Cash Flow Hedges |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | 46,770 |  | 48,361 | 32,622 |  | (5,368) | 48,361 | (5,368)
Other comprehensive income/(loss) before reclassifications | 10,376 |  |  | 20,277 |  |  | 16,277 | 55,766
Amounts reclassified from AOCI | (4,398) |  |  | (847) |  |  | (11,890) | 1,654
Other comprehensive (loss)/income net of tax | 5,978 |  |  | 19,430 |  |  | 4,387 | 57,420
Ending balance | 52,748 | 46,770 |  | 52,052 | 32,622 |  | 52,748 | 52,052
Accumulated Other Comprehensive Income (Loss) |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | (34,351) | (59,862) | (50,843) | (49,484) | (39,665) | 3,853 | (50,843) | 3,853
Other comprehensive (loss)/income net of tax | (1,488) | 25,511 | (9,019) | (14,105) | (9,819) | (43,518) |  |
Ending balance | $ (35,839) | $ (34,351) | $ (59,862) | $ (63,589) | $ (49,484) | $ (39,665) | $ (35,839) | $ (63,589)

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