Other Income and Other Operating Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Other Income and Expenses [Abstract]
Professional services	$ 18,921	$ 18,688	$ 16,897
Postage	8,276	7,538	6,363
Telephone	6,234	8,833	7,685
Credit card expense	11,112	10,199	9,011
Marketing	22,234	19,396	16,499
Software and technology	40,608	39,724	25,146
Operating supplies	2,766	3,322	2,322
Amortization of intangibles	13,494	13,495	11,805
Branch right sizing expense	(537)	14,097	3,129
Other expense	30,454	29,909	32,843
Total other operating expenses	$ 153,562	$ 165,201	$ 131,700