Amount of long-term debt assumed in business combination and recognized at acquisition date, classified as noncurrent.

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Amount of assets pledged to secure a debt instrument.

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Face (par) amount of debt instrument at time of issuance.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Fair value amount of debt instrument that was repurchased.

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Amount of maximum advances or credit lines available from the Federal Home Loan Bank (FHLB).

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Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer.

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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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Note 18 - Long-term Borrowings (Details Textual) - USD ($) $ in Thousands			1 Months Ended	12 Months Ended
	Nov. 01, 2021	Jan. 07, 2020	Nov. 30, 2021	Dec. 31, 2015	Jun. 30, 2025	Dec. 31, 2024	Aug. 31, 2024
Long-Term Federal Home Loan Bank Advances					$ 0	$ 0
Federal Home Loan Bank, Advances, General Debt Obligations, Maximum Amount Available					$ 596,900
Cortland Statutory Trust I [Member]
Debt Instrument, Interest Rate, Effective Percentage					6.03%	6.07%
Maple Leaf Financial Statutory Trust II [Member]
Debt Instrument, Interest Rate, Effective Percentage					6.38%	6.42%
TSEO Statutory Trust I [Member]
Debt Instrument, Interest Rate, Effective Percentage					6.28%	6.32%
Cortland Acquisition [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-Term Debt	$ 4,300
Secured Overnight Financing Rate (SOFR) [Member] \| Cortland Statutory Trust I [Member]
Debt Instrument, Basis Spread on Variable Rate	1.45%
Secured Overnight Financing Rate (SOFR) [Member] \| Maple Leaf Financial Statutory Trust II [Member]
Debt Instrument, Basis Spread on Variable Rate		1.80%
Secured Overnight Financing Rate (SOFR) [Member] \| TSEO Statutory Trust I [Member]
Debt Instrument, Basis Spread on Variable Rate				1.70%
Additional Spread Adjustment [Member] \| Cortland Statutory Trust I [Member]
Debt Instrument, Basis Spread on Variable Rate	0.26%
Additional Spread Adjustment [Member] \| Maple Leaf Financial Statutory Trust II [Member]
Debt Instrument, Basis Spread on Variable Rate		0.26%
Additional Spread Adjustment [Member] \| TSEO Statutory Trust I [Member]
Debt Instrument, Basis Spread on Variable Rate				0.26%
Federal Home Loan Bank Advances [Member]
Debt Instrument, Collateral Amount					$ 1,700,000	$ 1,700,000
Subordinated Debt [Member]
Debt Instrument, Face Amount			$ 75,000
Debt Instrument, Interest Rate, Stated Percentage			3.125%
Proceeds from Issuance of Debt			$ 73,800
Debt Instrument, Repurchase Amount							$ 3,000
Subordinated Debt [Member] \| Secured Overnight Financing Rate (SOFR) [Member]
Debt Instrument, Basis Spread on Variable Rate			2.20%