Goodwill and Other Intangibles - Schedule of Goodwill Carrying Value (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) business	Dec. 31, 2021 USD ($) business
Goodwill [Roll Forward]
Balance at beginning of year	$ 631,496	$ 369,477
Goodwill recorded during the year	8,726	262,019
Goodwill disposed of during the year	0	0
Balance at end of year	640,222	631,496
Insurance Agency Acquisition
Goodwill [Roll Forward]
Balance at beginning of year	2,995
Balance at end of year	$ 8,726	$ 2,995
Number of businesses acquired | business	2	2
Banking Business
Goodwill [Roll Forward]
Balance at beginning of year	$ 557,635	$ 298,611
Goodwill recorded during the year	0	259,024
Goodwill disposed of during the year	0	0
Balance at end of year	557,635	557,635
Insurance Agency Business
Goodwill [Roll Forward]
Balance at beginning of year	73,861	70,866
Goodwill recorded during the year	8,726	2,995
Goodwill disposed of during the year	0	0
Balance at end of year	$ 82,587	$ 73,861