Parent Company Only Financial Information, Balance Sheet (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Assets
Cash and due from banks	$ 436,952	$ 343,831
Interest-bearing deposits in other financial institutions	156,693	681,684
Other assets	547,621	582,168
Total assets	39,405,727	35,104,253
Liabilities and Stockholders' Equity
Commercial paper	20,798	34,730
Subordinated notes, at par	250,000	250,000
Long-term funding capitalized costs and fair value hedge liability	544	839
Total long-term funding	1,442,932
Other Liabilities	541,438	348,560
Total liabilities	35,390,237	31,079,399
Preferred equity	194,112	193,195
Common equity	1,752	1,752
Total stockholders’ equity	4,015,490	4,024,853	$ 4,090,933	$ 3,922,124
Total liabilities and stockholders’ equity	39,405,727	35,104,253
Parent Company Only
Assets
Cash and due from banks	14,899	17,241
Interest-bearing deposits in other financial institutions	29,856	20,743
Notes and interest receivable from subsidiaries	172,066	285,516
Investments in and receivable due from subsidiaries	4,036,273	3,953,461
Other assets	48,097	46,644
Total assets	4,301,191	4,323,605
Liabilities and Stockholders' Equity
Commercial paper	20,798	34,730
Subordinated notes, at par	250,000	250,000
Long-term funding capitalized costs and fair value hedge liability	(2,399)	(839)
Total long-term funding	247,601	249,161
Other Liabilities	17,301	14,860
Total liabilities	285,701	298,752
Preferred equity	194,112	193,195
Common equity	3,821,378	3,831,658
Total stockholders’ equity	4,015,490	4,024,853
Total liabilities and stockholders’ equity	$ 4,301,191	$ 4,323,605