Acquisitions - NS Leasing LLC Summary (Details) - USD ($) $ in Thousands		12 Months Ended
	Apr. 01, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Assets
Cash and due from banks		$ 94,679	$ 74,354
Liabilities
Goodwill		292,397	264,193	$ 171,260
Noninterest expense		$ 207,147	$ 183,737	$ 133,695
North Star Leasing
Business Acquisition [Line Items]
Total purchase price	$ 118,846
Assets
Cash and due from banks	216
Net leases	82,833
Bank premises and equipment, net of accumulated depreciation	470
Other intangible assets	14,009
Other assets	1,225
Total assets	98,753
Liabilities
Accrued expenses and other liabilities	4,627
Total liabilities	4,627
Net assets	94,126
Goodwill	24,720
Contingent consideration, earn-out provision	2,300
Noninterest expense	$ 700