Goodwill and Other Intangible Assets - Other Intangible Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 386,777	$ 394,912
Accumulated Amortization	(208,831)	(197,456)
Net Intangible Assets	177,946	197,456
Loan servicing rights
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	120,764	119,943
Accumulated Amortization	(98,453)	(96,136)
Net Intangible Assets	22,311	23,807
Core deposits
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	215,620	223,670
Accumulated Amortization	(99,129)	(92,486)
Net Intangible Assets	116,491	131,184
Other
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	50,393	51,299
Accumulated Amortization	(11,249)	(8,834)
Net Intangible Assets	$ 39,144	$ 42,465