Summary of Significant Accounting Policies - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2020	Sep. 30, 2018
Cash Transactions:
Interest paid	$ 341,042	$ 181,254
Income Taxes Paid	1,216	5,121
Operating lease payments	9,142	4,700
Noncash Transactions:
Loans charged-off to the allowance for credit losses	20,832	14,022
Loans foreclosed upon and transferred to other real estate owned	435	150
Available-for-sale securities transferred to held-to-maturity portfolio			$ 1,100,000	$ 873,600	$ 179,800
Right of use assets recognized during the period in exchange for lease obligations	$ 5,673	$ 3,603