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Basis of Presentation and Significant Accounting Policies - Summary of Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash payments:
Interest	$ 118,165	$ 42,196	$ 70,043
Income taxes, net of refunds	66,109	31,875	24,436
Noncash Investing and Financing Activities:
Securities transferred from available-for-sale to held-to-maturity	2,986,736	0	0
Transfer of premises and equipment to assets held for sale	7,905	9,539	16,661
Operating lease right-of-use assets obtained in exchange for lease obligations	28,265	776
Operating lease right-of-use assets obtained in exchange for lease obligations			(116)
Finance lease right-of-use assets obtained in exchange for lease obligations	$ (966)	$ 7,477	$ 5,225

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