Loans and Leases - Narrative (Details) $ in Thousands	3 Months Ended
Mar. 31, 2026 USD ($) relationship loan	Mar. 31, 2025 USD ($)	Dec. 31, 2025 USD ($)
Financing Receivable, Allowance for Credit Loss [Line Items]
Deferred loan costs	$ 20,200		$ 20,000
Percent of loans considered current	98.90%		98.60%
Total collateral dependent loans	$ 1,000
Aggregate credit exposure threshold	1,000
Provision for (recovery of) credit losses	9,361	$ 10,005
Net charge-off	6,600	8,100
Credit loss liability	2,800		$ 2,500
Collateral Pledged
Financing Receivable, Allowance for Credit Loss [Line Items]
Total collateral dependent loans	$ 16,526		7,738
Number of customer relationships included in collateral dependent loans \| relationship	1
Loans Receivable
Financing Receivable, Allowance for Credit Loss [Line Items]
Unamortized discount	$ 8,400		9,700
Interest receivable	23,900		25,000
Commercial real estate, other
Financing Receivable, Allowance for Credit Loss [Line Items]
Provision for (recovery of) credit losses	1,077	1,110
Commercial real estate, other \| Collateral Pledged
Financing Receivable, Allowance for Credit Loss [Line Items]
Total collateral dependent loans	$ 11,364		687
Number of collateral dependent loans \| loan	1
Value included in collateral dependent loans	$ 7,400
Construction
Financing Receivable, Allowance for Credit Loss [Line Items]
Provision for (recovery of) credit losses	121	$ 278
Construction \| Collateral Pledged
Financing Receivable, Allowance for Credit Loss [Line Items]
Total collateral dependent loans	$ 3,092		$ 0
Number of collateral dependent loans \| loan	1
Value included in collateral dependent loans	$ 3,100

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Percent of Loans Considered Current

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The carrying amount of deferred costs.

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Amount, excluding accrued interest, of decrease (increase) in allowance for credit loss on financing receivable from writeoff (recovery). Excludes net investment in lease.

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Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease.

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Amount of financing receivable individually evaluated for credit loss. Excludes financing receivable collectively evaluated for credit loss.

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Amount of unamortized purchase premium (discount) on financing receivable. Excludes financing receivable covered under loss sharing agreement.

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging.

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