CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Thousands		Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Income (Loss)
Beginning balance at Dec. 31, 2024		$ 215,309	$ 53	$ 48,783	$ 247,705	$ (16,167)	$ (65,065)
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Net income (loss)		(429)			(429)
Other comprehensive income (loss)		22,360					22,360
Restricted stock awards		641		641
Restricted stock units for directors' deferred compensation plan		11		11
Distribution of shares of treasury stock grants for employee restricted stock awards		0		(802)		802
Cash dividends declared		(3,065)			(3,065)
Distribution of shares of treasury stock for directors' compensation		0		(222)		222
Withholding of shares of common stock	[1]	(90)				(90)
Sale of shares of treasury stock	[2]	229		91		138
Ending balance at Jun. 30, 2025		234,966	53	48,502	244,211	(15,095)	(42,705)
Beginning balance at Mar. 31, 2025		228,306	53	48,157	252,195	(15,180)	(56,919)
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Net income (loss)		(6,452)			(6,452)
Other comprehensive income (loss)		14,214					14,214
Restricted stock awards		347		347
Restricted stock units for directors' deferred compensation plan		5		5
Distribution of shares of treasury stock grants for employee restricted stock awards		0		(38)		38
Cash dividends declared		(1,532)			(1,532)
Withholding of shares of common stock	[3]	(5)				(5)
Sale of shares of treasury stock	[4]	83		31		52
Ending balance at Jun. 30, 2025		234,966	53	48,502	244,211	(15,095)	(42,705)
Beginning balance at Dec. 31, 2025		254,709	53	49,547	256,484	(15,322)	(36,053)
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Net income (loss)		18,009			18,009
Other comprehensive income (loss)		108					108
Restricted stock awards		736		736
Restricted stock units for directors' deferred compensation plan		12		12
Distribution of shares of treasury stock grants for employee restricted stock awards		0		(664)		664
Cash dividends declared		(3,277)			(3,277)
Distribution of shares of treasury stock for directors' compensation		0		(230)		230
Withholding of shares of common stock	[1]	(184)				(184)
Sale of shares of treasury stock	[2]	257		126		131
Forfeitures of shares of restricted stock awards		(9)		111		(120)
Ending balance at Jun. 30, 2026		270,361	53	49,638	271,216	(14,601)	(35,945)
Beginning balance at Mar. 31, 2026		262,929	53	49,194	264,044	(14,638)	(35,724)
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Net income (loss)		8,810			8,810
Other comprehensive income (loss)		(221)					(221)
Restricted stock awards		387		387
Restricted stock units for directors' deferred compensation plan		6		6
Cash dividends declared		(1,638)			(1,638)
Withholding of shares of common stock	[3]	(11)				(11)
Sale of shares of treasury stock	[4]	99		51		48
Ending balance at Jun. 30, 2026		$ 270,361	$ 53	$ 49,638	$ 271,216	$ (14,601)	$ (35,945)

[1] Withheld shares of common stock represent shares withheld to cover employee taxes on vesting shares.

[2] All treasury stock sales were completed at the prevailing market price with the Chemung Canal Trust Company Profit Sharing, Savings, and Investment Plan which is a defined contribution plan sponsored by the Bank

[3] Withheld shares of common stock represent shares withheld to cover employee taxes on vesting shares.

[4] All treasury stock sales were completed at the prevailing market price with the Chemung Canal Trust Company Profit Sharing, Savings, and Investment Plan which is a defined contribution plan sponsored by the Bank.