Loans and Leases - Aging Analysis of Accruing and Nonaccrual Modified Loans to Borrowers Experiencing Financial Difficulty (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of deferred income	$ 6,567,214	$ 6,123,230
Accrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of deferred income	4,863
Nonaccrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of deferred income	1,741
Financial Asset, Not Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	6,520,942	6,093,031
Financial Asset, Not Past Due | Accrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	4,863
Financial Asset, Not Past Due | Nonaccrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	0
Financial Asset, 30 to 89 Days Past Due | Accrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	0
Financial Asset, 30 to 89 Days Past Due | Nonaccrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	534	875
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Accrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Nonaccrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	1,741
Real Estate-Commercial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of deferred income	3,302,798	3,027,955
Real Estate-Commercial [Member] | Accrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of deferred income	4,863
Real Estate-Commercial [Member] | Nonaccrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of deferred income	1,741
Real Estate-Commercial [Member] | Financial Asset, Not Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	3,294,254	3,019,827
Real Estate-Commercial [Member] | Financial Asset, Not Past Due | Accrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	4,863
Real Estate-Commercial [Member] | Financial Asset, Not Past Due | Nonaccrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	0
Real Estate-Commercial [Member] | Financial Asset, 30 to 89 Days Past Due | Accrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	0
Real Estate-Commercial [Member] | Financial Asset, 30 to 89 Days Past Due | Nonaccrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	0
Real Estate-Commercial [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	0	$ 20
Real Estate-Commercial [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Accrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	0
Real Estate-Commercial [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Nonaccrual Modified Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financial receivables, gross	$ 1,741