Represents the threshold for financing receivables to be evaluated for risk.

No definition available.

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- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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- Definition

Amount of increase (decrease) in allowance for credit loss on financing receivable.

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- Definition

Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease.

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- Definition

Carrying amount as of the balance sheet date of all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings or defeasance; includes real and personal property; equity interests in corporations, partnerships, and joint ventures; and beneficial interests in trusts.

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- Definition

The increase (decrease) during the reporting period of the amounts due from borrowers for outstanding secured or unsecured loans evidenced by a note.

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- Definition

Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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- Definition

Carrying amount of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This does not include real estate assets taken in settlement of troubled loans through surrender or foreclosure.

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Note 6 - Credit Quality Indicators (Details Textual) - USD ($)	9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Dec. 31, 2023
Financing Receivable, Risk Rating Threshold	$ 3,000,000
Other Real Estate	111,000		$ 52,000
Repossessed Assets	812,000		631,000
Financing Receivable, before Allowance for Credit Loss	3,337,780,000		3,268,346,000
Financing Receivable, Allowance for Credit Loss	39,528,000	$ 38,563,000	35,863,000	$ 36,186,000	$ 33,991,000	$ 34,440,000
Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease)	3,600,000
Unfunded Loan Commitment [Member]
Financing Receivable, before Allowance for Credit Loss	704,400,000		692,400,000
Financing Receivable, Allowance for Credit Loss	1,220,000		1,560,000
Increase (Decrease) in Notes Receivables	12,000,000
Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease)	(346,000)
Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Loss	22,980,000	21,627,000	19,259,000	19,051,000	17,223,000	18,150,000
Commercial Real Estate Portfolio Segment [Member] \| Owner Occupied [Member]
Financing Receivable, before Allowance for Credit Loss	395,270,000		391,108,000
Commercial Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Loss	4,626,000	$ 4,973,000	4,628,000	$ 4,615,000	$ 4,628,000	$ 5,087,000
Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Financing Receivable, before Allowance for Credit Loss	352,736,000		351,533,000
Loan Held for Sale [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Owner Occupied [Member]
Financing Receivable, Nonaccrual	$ 150,000		1,520,000
Loan Held for Sale [Member] \| Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Financing Receivable, Nonaccrual			$ 77,000