Additional Cash Flow Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Other Significant Noncash Transactions [Line Items]
Interest paid	$ 134,980	$ 82,914	$ 123,995
Income taxes paid	25,084	55,202	47,777
Transfers of premises to premises held for sale	0	0	11,200
Transfers of other real estate owned to premises held for sale	0	0	4,163
Transfer of premises held for sale to other real estate owned	0	4,368	0
Transfer of premises held for sale to premises	0	5,610	0
Transfers of available-for-sale to held-to-maturity securities	1,992,542	500,809	0
Transfers of loans to other assets held for sale	0	0	114,925
Transfers of deposits to other liabilities held for sale	0	0	213,025
Transfers of loans to foreclosed assets held for sale
Other Significant Noncash Transactions [Line Items]
Transfers of loans and premises	1,219	4,322	10,712
Transfers of premises to foreclosed assets and other real estate owned
Other Significant Noncash Transactions [Line Items]
Transfers of loans and premises	0	0	3,120
Transfers of assets held for sale to other assets
Other Significant Noncash Transactions [Line Items]
Transfers of loans and premises	$ 100	$ 0	$ 0