Goodwill and Other Intangible Assets - Carrying Amount of Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 1,459,008	$ 1,382,442
Goodwill from business combinations	409,928	76,566
Goodwill, ending balance	1,868,936	1,459,008
Consumer Lending
Goodwill [Roll Forward]
Goodwill, beginning balance	222,390	221,311
Goodwill from business combinations	62,483	1,079
Goodwill, ending balance	284,873	222,390
Commercial Banking
Goodwill [Roll Forward]
Goodwill, beginning balance	1,197,767	1,135,377
Goodwill from business combinations	336,529	62,390
Goodwill, ending balance	1,534,296	1,197,767
Wealth Management | Consumer Lending
Goodwill [Roll Forward]
Goodwill, beginning balance	38,851	25,754
Goodwill from business combinations	10,916	13,097
Goodwill, ending balance	$ 49,767	$ 38,851