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v3.23.3

Accumulated Other Comprehensive Income (Loss) - Components of AOCI (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | $ 6,461,697 | $ 5,609,482 | $ 5,984,612 | $ 5,837,218
Other comprehensive loss | (93,445) | (199,384) | (109,748) | (709,651)
Ending balance | 6,596,706 | 5,660,668 | 6,596,706 | 5,660,668
Debt Securities |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (681,536) | (554,781) | (694,815) | (85,703)
Net unrealized (losses) gains arising during the period | (72,691) | (161,445) | (72,034) | (635,664)
Amounts reclassified from AOCI | 2,870 | 3,256 | 15,492 | 8,397
Other comprehensive loss | (69,821) | (158,189) | (56,542) | (627,267)
Ending balance | (751,357) | (712,970) | (751,357) | (712,970)
Cash Flow Hedges |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (74,805) | (30,846) | (49,531) | 257
Net unrealized (losses) gains arising during the period | (44,347) | (34,423) | (91,468) | (63,232)
Amounts reclassified from AOCI | 17,013 | 1,154 | 38,860 | (1,140)
Other comprehensive loss | (27,334) | (33,269) | (52,608) | (64,372)
Ending balance | (102,139) | (64,115) | (102,139) | (64,115)
Foreign Currency Translation Adjustments |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (25,591) | (15,021) | (21,283) | (4,935)
Net unrealized (losses) gains arising during the period | 3,710 | (7,926) | (598) | (18,012)
Amounts reclassified from AOCI | 0 | 0 | 0 | 0
Other comprehensive loss | 3,710 | (7,926) | (598) | (18,012)
Ending balance | (21,881) | (22,947) | (21,881) | (22,947)
AOCI, Net of Tax |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (781,932) | (600,648) | (765,629) | (90,381)
Net unrealized (losses) gains arising during the period | (113,328) | (203,794) | (164,100) | (716,908)
Amounts reclassified from AOCI | 19,883 | 4,410 | 54,352 | 7,257
Other comprehensive loss | (93,445) | (199,384) | (109,748) | (709,651)
Ending balance | $ (875,377) | $ (800,032) | $ (875,377) | $ (800,032)

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