Loans and Leases - Aging of the Recorded Investment in Past Due Loans and Leases (Details) - USD ($) $ in Thousands		Sep. 30, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	[1]	$ 6,084,390	$ 4,707,150
Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		374,016	246,941
Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		2,189,984	1,423,518
Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		1,128,809	892,634
Premium finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		189,251	159,197
Leases
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		402,635	345,131
Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		791,965	723,360
Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		203,940	177,858
Consumer, indirect
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		668,371	629,426
Consumer, direct
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		134,562	108,363
Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		857	722
Total
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		61,977	64,669
Total | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		0	366
Total | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		4,351	13,700
Total | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		6,417	6,260
Total | Premium finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		3,048	1,966
Total | Leases
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		27,030	14,213
Total | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		10,301	17,760
Total | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		2,671	1,688
Total | Consumer, indirect
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		7,569	7,835
Total | Consumer, direct
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		590	881
Total | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		0	0
30 - 59 days
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		17,657	29,386
30 - 59 days | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		0	196
30 - 59 days | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		1,059	2,279
30 - 59 days | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		733	2,522
30 - 59 days | Premium finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		781	646
30 - 59 days | Leases
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		4,057	6,074
30 - 59 days | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		3,286	10,113
30 - 59 days | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		1,637	987
30 - 59 days | Consumer, indirect
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		5,663	5,866
30 - 59 days | Consumer, direct
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		441	703
30 - 59 days | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		0	0
60 - 89 days
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		16,906	7,633
60 - 89 days | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		0	161
60 - 89 days | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		322	1,051
60 - 89 days | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		2,513	289
60 - 89 days | Premium finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		686	816
60 - 89 days | Leases
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		9,036	1,921
60 - 89 days | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		2,924	2,128
60 - 89 days | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		239	149
60 - 89 days | Consumer, indirect
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		1,090	1,048
60 - 89 days | Consumer, direct
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		96	70
60 - 89 days | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		0	0
90 + Days
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		27,414	27,650
90 + Days | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		0	9
90 + Days | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		2,970	10,370
90 + Days | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		3,171	3,449
90 + Days | Premium finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		1,581	504
90 + Days | Leases
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		13,937	6,218
90 + Days | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		4,091	5,519
90 + Days | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		795	552
90 + Days | Consumer, indirect
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		816	921
90 + Days | Consumer, direct
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		53	108
90 + Days | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		0	0
Current Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		6,022,413	4,642,481
Current Loans | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		374,016	246,575
Current Loans | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		2,185,633	1,409,818
Current Loans | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		1,122,392	886,374
Current Loans | Premium finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		186,203	157,231
Current Loans | Leases
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		375,605	330,918
Current Loans | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		781,664	705,600
Current Loans | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		201,269	176,170
Current Loans | Consumer, indirect
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		660,802	621,591
Current Loans | Consumer, direct
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		133,972	107,482
Current Loans | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		$ 857	$ 722

[1] Also referred to throughout this Quarterly Report on Form 10-Q as "total loans" and "loans held for investment."