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, 2023		$ 195,241	$ 53	$ 47,773	$ 229,930	$ (16,502)	$ (66,013)
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Net income		17,757			17,757
Other comprehensive (loss) income		10,878					10,878
Restricted stock awards		922		922
Restricted stock units for directors' deferred compensation plan		15		15
Distribution of shares of treasury stock grants for employee restricted stock awards		0		(171)		171
Cash dividends declared		(4,421)			(4,421)
Distribution of shares of treasury stock for directors' compensation		0		(217)		217
Repurchase of shares of common stock		(92)				(92)
Sale of shares of treasury stock	[1]	354		130		224
Forfeitures of shares of restricted stock awards		0		5		(5)
Ending balance at Sep. 30, 2024		220,654	53	48,457	243,266	(15,987)	(55,135)
Beginning balance at Jun. 30, 2024		201,222	53	48,102	239,021	(16,043)	(69,911)
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Net income		5,720			5,720
Other comprehensive (loss) income		14,776					14,776
Restricted stock awards		309		309
Restricted stock units for directors' deferred compensation plan		5		5
Cash dividends declared		(1,475)			(1,475)
Repurchase of shares of common stock		(10)				(10)
Sale of shares of treasury stock	[2]	107		41		66
Ending balance at Sep. 30, 2024		220,654	53	48,457	243,266	(15,987)	(55,135)
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		7,363			7,363
Other comprehensive (loss) income		25,989					25,989
Restricted stock awards		980		980
Restricted stock units for directors' deferred compensation plan		17		17
Distribution of shares of treasury stock grants for employee restricted stock awards		0		(810)		810
Cash dividends declared		(4,695)			(4,695)
Distribution of shares of treasury stock for directors' compensation		0		(222)		222
Repurchase of shares of common stock		(101)				(101)
Sale of shares of treasury stock	[1]	462		189		273
Forfeitures of shares of restricted stock awards		(16)		90		(106)
Ending balance at Sep. 30, 2025		245,308	53	49,027	250,373	(15,069)	(39,076)
Beginning balance at Jun. 30, 2025		234,966	53	48,502	244,211	(15,095)	(42,705)
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Net income		7,792			7,792
Other comprehensive (loss) income		3,629					3,629
Restricted stock awards		339		339
Restricted stock units for directors' deferred compensation plan		6		6
Distribution of shares of treasury stock grants for employee restricted stock awards		0		(8)		8
Cash dividends declared		(1,630)			(1,630)
Repurchase of shares of common stock		(11)				(11)
Sale of shares of treasury stock	[2]	233		98		135
Forfeitures of shares of restricted stock awards		(16)		90		(106)
Ending balance at Sep. 30, 2025		$ 245,308	$ 53	$ 49,027	$ 250,373	$ (15,069)	$ (39,076)

[1] 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

[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.