Goodwill and Other Intangible Assets - Rollforward of Goodwill (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Finite-lived Intangible Assets [Roll Forward]
CDI and CRI Balance, beginning of period	$ 133,850	$ 100,550	$ 133,850	$ 109,646
CDI and CRI Balance, end of period	91,550	100,550	91,550	100,550
Finite-lived Intangible Assets Acquired	0	0	0	750
Accumulated Amortization, beginning of period	(96,191)	(82,127)	(88,893)	(86,005)
Amortization expense	(3,649)	(2,890)	(10,947)	(8,858)
Accumulated Amortization, end of period	(57,540)	(85,017)	(57,540)	(85,017)
Net CDI and CRI, end of period	34,010	15,533	34,010	15,533
Finite Lived Intangible Assets Fully Amortized Portion	$ 42,300	$ 0	$ 42,300	$ 9,846