Loans and Allowance for Credit Losses - Loans - Loan Portfolio Summarized By The Past Due Status (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022	Mar. 31, 2022
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	$ 4,034,510	$ 3,514,119	$ 3,171,307
Loans Receivable > 90 Days and Accruing	9	654
Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest			4,700
Total Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	18,682	16,263
30-59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	9,897	10,029
60-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	109	1,205
Greater than 90 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	8,676	5,029
Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	4,015,828	3,497,856
Commercial portfolio | Commercial real estate
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	2,145,272	2,052,934	1,821,729
Commercial portfolio | Commercial real estate | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	2,145,272	2,050,397
Loans Receivable > 90 Days and Accruing	1	0
Commercial portfolio | Commercial real estate | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		2,537	2,109
Loans Receivable > 90 Days and Accruing		0
Commercial portfolio | Commercial real estate | Total Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	6,785	3,230
Commercial portfolio | Commercial real estate | Total Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		904
Commercial portfolio | Commercial real estate | 30-59 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	3,688	1,792
Commercial portfolio | Commercial real estate | 30-59 Days Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		78
Commercial portfolio | Commercial real estate | 60-89 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	0	0
Commercial portfolio | Commercial real estate | 60-89 Days Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Commercial portfolio | Commercial real estate | Greater than 90 Days | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	3,097	1,438
Commercial portfolio | Commercial real estate | Greater than 90 Days | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		826
Commercial portfolio | Commercial real estate | Current | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	2,138,487	2,047,167
Commercial portfolio | Commercial real estate | Current | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		1,633
Commercial portfolio | Commercial and industrial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	635,929	596,042	549,374
Commercial portfolio | Commercial and industrial | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	635,929	596,042
Loans Receivable > 90 Days and Accruing	1	654
Commercial portfolio | Commercial and industrial | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0	0
Loans Receivable > 90 Days and Accruing		0
Commercial portfolio | Commercial and industrial | Total Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	4,528	3,665
Commercial portfolio | Commercial and industrial | Total Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Commercial portfolio | Commercial and industrial | 30-59 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	2,985	1,808
Commercial portfolio | Commercial and industrial | 30-59 Days Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Commercial portfolio | Commercial and industrial | 60-89 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	0	3
Commercial portfolio | Commercial and industrial | 60-89 Days Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Commercial portfolio | Commercial and industrial | Greater than 90 Days | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	1,543	1,854
Commercial portfolio | Commercial and industrial | Greater than 90 Days | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Commercial portfolio | Commercial and industrial | Current | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	631,401	592,377
Commercial portfolio | Commercial and industrial | Current | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Commercial portfolio | Construction
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	515,398	441,246	374,896
Commercial portfolio | Construction | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	515,398	441,246
Loans Receivable > 90 Days and Accruing	0	0
Commercial portfolio | Construction | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0	1,221
Loans Receivable > 90 Days and Accruing		0
Commercial portfolio | Construction | Total Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	2,257	2,258
Commercial portfolio | Construction | Total Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Commercial portfolio | Construction | 30-59 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	0	2,258
Commercial portfolio | Construction | 30-59 Days Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Commercial portfolio | Construction | 60-89 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	0	0
Commercial portfolio | Construction | 60-89 Days Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Commercial portfolio | Construction | Greater than 90 Days | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	2,257	0
Commercial portfolio | Construction | Greater than 90 Days | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Commercial portfolio | Construction | Current | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	513,141	438,988
Commercial portfolio | Construction | Current | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Consumer portfolio | Residential mortgage
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	730,176	416,221	416,032
Consumer portfolio | Residential mortgage | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	730,176	415,081
Loans Receivable > 90 Days and Accruing	7	0
Consumer portfolio | Residential mortgage | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		1,140	1,370
Loans Receivable > 90 Days and Accruing		0
Consumer portfolio | Residential mortgage | Total Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	5,094	5,451
Consumer portfolio | Residential mortgage | Total Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		692
Consumer portfolio | Residential mortgage | 30-59 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	3,209	3,826
Consumer portfolio | Residential mortgage | 30-59 Days Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		223
Consumer portfolio | Residential mortgage | 60-89 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	106	955
Consumer portfolio | Residential mortgage | 60-89 Days Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		228
Consumer portfolio | Residential mortgage | Greater than 90 Days | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	1,779	670
Consumer portfolio | Residential mortgage | Greater than 90 Days | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		241
Consumer portfolio | Residential mortgage | Current | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	725,082	409,630
Consumer portfolio | Residential mortgage | Current | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		448
Consumer portfolio | Consumer
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	7,735	7,676	9,276
Consumer portfolio | Consumer | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	7,735	7,676
Loans Receivable > 90 Days and Accruing	0	0
Consumer portfolio | Consumer | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0	$ 0
Loans Receivable > 90 Days and Accruing		0
Consumer portfolio | Consumer | Total Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	18	63
Consumer portfolio | Consumer | Total Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Consumer portfolio | Consumer | 30-59 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	15	44
Consumer portfolio | Consumer | 30-59 Days Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Consumer portfolio | Consumer | 60-89 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	3	19
Consumer portfolio | Consumer | 60-89 Days Past Due | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Consumer portfolio | Consumer | Greater than 90 Days | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	0	0
Consumer portfolio | Consumer | Greater than 90 Days | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		0
Consumer portfolio | Consumer | Current | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest	$ 7,717	7,613
Consumer portfolio | Consumer | Current | Acquired with credit deterioration
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, net of unearned interest		$ 0