Loans, Allowance for Credit Losses, and Asset Quality Information - Schedule of Analysis of Payment Status of Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Financing Receivable, Past Due [Line Items]
Loans	$ 8,069,848	$ 8,150,102
Nonaccrual loans	33,102	32,208
Unamortized net deferred loan costs/(fees)	708	(178)
Total	8,069,140	8,150,280
Accruing 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	5,890	24,975
Accruing 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	5,015	4,798
Current
Financing Receivable, Past Due [Line Items]
Loans	8,025,133	8,088,299
Commercial and industrial
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	11,955	9,876
Total	863,366	905,862
Commercial and industrial \| Accruing 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,615	3,726
Commercial and industrial \| Accruing 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	958	257
Commercial and industrial \| Current
Financing Receivable, Past Due [Line Items]
Loans	848,838	892,003
Commercial and industrial \| Loans, Excluding Purchased Credit Impaired Loans
Financing Receivable, Past Due [Line Items]
Total	863,366	905,862
Real estate, commercial \| Construction, development & other land loans
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	30	399
Total	764,418	992,980
Real estate, commercial \| Construction, development & other land loans \| Accruing 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	493	241
Real estate, commercial \| Construction, development & other land loans \| Accruing 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	17	256
Real estate, commercial \| Construction, development & other land loans \| Current
Financing Receivable, Past Due [Line Items]
Loans	763,878	992,084
Real estate, commercial \| Construction, development & other land loans \| Loans, Excluding Purchased Credit Impaired Loans
Financing Receivable, Past Due [Line Items]
Total	764,418	992,980
Real estate, commercial \| Commercial real estate - owner occupied
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	9,119	7,042
Total	1,250,267	1,259,022
Real estate, commercial \| Commercial real estate - owner occupied \| Accruing 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	955	906
Real estate, commercial \| Commercial real estate - owner occupied \| Accruing 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	505	404
Real estate, commercial \| Commercial real estate - owner occupied \| Current
Financing Receivable, Past Due [Line Items]
Loans	1,239,688	1,250,670
Real estate, commercial \| Commercial real estate - owner occupied \| Loans, Excluding Purchased Credit Impaired Loans
Financing Receivable, Past Due [Line Items]
Total	1,250,267	1,259,022
Real estate, commercial \| Commercial real estate - non owner occupied
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	5,839	7,203
Total	2,561,803	2,528,060
Real estate, commercial \| Commercial real estate - non owner occupied \| Accruing 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	504	361
Real estate, commercial \| Commercial real estate - non owner occupied \| Accruing 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Real estate, commercial \| Commercial real estate - non owner occupied \| Current
Financing Receivable, Past Due [Line Items]
Loans	2,555,460	2,520,496
Real estate, commercial \| Commercial real estate - non owner occupied \| Loans, Excluding Purchased Credit Impaired Loans
Financing Receivable, Past Due [Line Items]
Total	2,561,803	2,528,060
Real estate, commercial \| Multi-family real estate
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	0	0
Total	497,187	421,376
Real estate, commercial \| Multi-family real estate \| Accruing 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Real estate, commercial \| Multi-family real estate \| Accruing 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Real estate, commercial \| Multi-family real estate \| Current
Financing Receivable, Past Due [Line Items]
Loans	497,187	421,376
Real estate, commercial \| Multi-family real estate \| Loans, Excluding Purchased Credit Impaired Loans
Financing Receivable, Past Due [Line Items]
Total	497,187	421,376
Real estate, mortgage \| Residential 1-4 family real estate
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	4,192	4,843
Total	1,729,050	1,639,469
Real estate, mortgage \| Residential 1-4 family real estate \| Accruing 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	683	18,868
Real estate, mortgage \| Residential 1-4 family real estate \| Accruing 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	3,137	3,401
Real estate, mortgage \| Residential 1-4 family real estate \| Current
Financing Receivable, Past Due [Line Items]
Loans	1,721,038	1,612,357
Real estate, mortgage \| Residential 1-4 family real estate \| Loans, Excluding Purchased Credit Impaired Loans
Financing Receivable, Past Due [Line Items]
Total	1,729,050	1,639,469
Real estate, mortgage \| Home equity loans/lines of credit
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	1,707	2,703
Total	326,411	335,068
Real estate, mortgage \| Home equity loans/lines of credit \| Accruing 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,362	603
Real estate, mortgage \| Home equity loans/lines of credit \| Accruing 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	120	349
Real estate, mortgage \| Home equity loans/lines of credit \| Current
Financing Receivable, Past Due [Line Items]
Loans	323,222	331,413
Real estate, mortgage \| Home equity loans/lines of credit \| Loans, Excluding Purchased Credit Impaired Loans
Financing Receivable, Past Due [Line Items]
Total	326,411	335,068
Consumer loans
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	260	142
Total	76,638	68,443
Consumer loans \| Accruing 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	278	270
Consumer loans \| Accruing 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	278	131
Consumer loans \| Current
Financing Receivable, Past Due [Line Items]
Loans	75,822	67,900
Consumer loans \| Loans, Excluding Purchased Credit Impaired Loans
Financing Receivable, Past Due [Line Items]
Total	$ 76,638	$ 68,443

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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