Loans and Allowance for Credit Losses - Loans - Internal Risk Ratings (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	$ 3,611,347	$ 3,514,119	$ 3,113,770
Pass
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	2,944,980	3,456,553
Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	15,343	21,897
Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	30,627	35,669
Commercial portfolio | Commercial real estate (1)
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	1,899,168	2,052,934	1,719,458
Commercial portfolio | Commercial real estate (1) | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	1,870,993	2,018,088
Commercial portfolio | Commercial real estate (1) | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	8,952	12,325
Commercial portfolio | Commercial real estate (1) | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	19,223	22,521
Commercial portfolio | Commercial and industrial
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	605,610	596,042	585,921
Commercial portfolio | Commercial and industrial | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	590,071	582,540
Commercial portfolio | Commercial and industrial | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	6,391	4,212
Commercial portfolio | Commercial and industrial | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	9,148	9,290
Commercial portfolio | Construction
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	486,172	441,246	380,910
Commercial portfolio | Construction | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	483,916	438,990
Commercial portfolio | Construction | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	0	2,256
Commercial portfolio | Construction | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	2,256	0
Consumer Portfolio Segment | Residential mortgage
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	612,427	416,221	416,023
Consumer Portfolio Segment | Residential mortgage | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest		409,259
Consumer Portfolio Segment | Residential mortgage | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest		3,104
Consumer Portfolio Segment | Residential mortgage | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest		3,858
Consumer Portfolio Segment | Consumer
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest	$ 7,970	7,676	$ 11,458
Consumer Portfolio Segment | Consumer | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest		7,676
Consumer Portfolio Segment | Consumer | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest		0
Consumer Portfolio Segment | Consumer | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest		$ 0