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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Thousands | Total | Cumulative effect adjustment for the adoption of ASC 326 | [1] | Cumulative Effect, Period of Adoption, Adjusted Balance | Common Stock | Common Stock Cumulative Effect, Period of Adoption, Adjusted Balance | Additional Paid-in Capital | Additional Paid-in Capital Cumulative Effect, Period of Adoption, Adjusted Balance | Retained Earnings | Retained Earnings Cumulative effect adjustment for the adoption of ASC 326 | [1] | Retained Earnings Cumulative Effect, Period of Adoption, Adjusted Balance | Treasury Stock | Treasury Stock Cumulative Effect, Period of Adoption, Adjusted Balance | Accumulated Other Comprehensive Loss | Accumulated Other Comprehensive Loss Cumulative Effect, Period of Adoption, Adjusted Balance
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2022 |  | $ 166,388 | $ (1,076) | $ 165,312 | $ 53 | $ 53 | $ 47,331 | $ 47,331 | $ 211,859 | $ (1,076) | $ 210,783 | $ (17,598) | $ (17,598) | $ (75,257) | $ (75,257)
Increase (Decrease) in Shareholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | 13,550 |  |  |  |  |  |  | 13,550 |  |  |  |  |  |
Other comprehensive income (loss) |  | 511 |  |  |  |  |  |  |  |  |  |  |  | 511 |
Restricted stock awards |  | 548 |  |  |  |  | 548 |  |  |  |  |  |  |  |
Restricted stock units for directors' deferred compensation plan |  | 10 |  |  |  |  | 10 |  |  |  |  |  |  |  |
Distribution of shares of treasury stock grants for employee restricted stock awards |  | 0 |  |  |  |  | (131) |  |  |  |  | 131 |  |  |
Cash dividends declared |  | (2,921) |  |  |  |  |  |  | (2,921) |  |  |  |  |  |
Distribution of shares of treasury stock for directors' compensation |  | 96 |  |  |  |  | (147) |  |  |  |  | 243 |  |  |
Repurchase of shares of common stock |  | (98) |  |  |  |  |  |  |  |  |  | (98) |  |  |
Sale of shares of treasury stock | [2] | 419 |  |  |  |  | 118 |  |  |  |  | 301 |  |  |
Forfeiture of shares of restricted stock awards |  | (1) |  |  |  |  | 11 |  |  |  |  | (12) |  |  |
Ending balance at Jun. 30, 2023 |  | 177,426 |  |  | 53 |  | 47,740 |  | 221,412 |  |  | (17,033) |  | (74,746) |
Beginning balance at Mar. 31, 2023 |  | 177,342 |  |  | 53 |  | 47,387 |  | 216,594 |  |  | (17,219) |  | (69,473) |
Increase (Decrease) in Shareholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | 6,280 |  |  |  |  |  |  | 6,280 |  |  |  |  |  |
Other comprehensive income (loss) |  | (5,273) |  |  |  |  |  |  |  |  |  |  |  | (5,273) |
Restricted stock awards |  | 285 |  |  |  |  | 285 |  |  |  |  |  |  |  |
Restricted stock units for directors' deferred compensation plan |  | 5 |  |  |  |  | 5 |  |  |  |  |  |  |  |
Cash dividends declared |  | (1,462) |  |  |  |  |  |  | (1,462) |  |  |  |  |  |
Sale of shares of treasury stock | [3] | 250 |  |  |  |  | 52 |  |  |  |  | 198 |  |  |
Forfeiture of shares of restricted stock awards |  | (1) |  |  |  |  | 11 |  |  |  |  | (12) |  |  |
Ending balance at Jun. 30, 2023 |  | 177,426 |  |  | 53 |  | 47,740 |  | 221,412 |  |  | (17,033) |  | (74,746) |
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 |  | 12,037 |  |  |  |  |  |  | 12,037 |  |  |  |  |  |
Other comprehensive income (loss) |  | (3,898) |  |  |  |  |  |  |  |  |  |  |  | (3,898) |
Restricted stock awards |  | 613 |  |  |  |  | 613 |  |  |  |  |  |  |  |
Restricted stock units for directors' deferred compensation plan |  | 10 |  |  |  |  | 10 |  |  |  |  |  |  |  |
Distribution of shares of treasury stock grants for employee restricted stock awards |  | 0 |  |  |  |  | (171) |  |  |  |  | 171 |  |  |
Cash dividends declared |  | (2,946) |  |  |  |  |  |  | (2,946) |  |  |  |  |  |
Distribution of shares of treasury stock for directors' compensation |  | 0 |  |  |  |  | (217) |  |  |  |  | 217 |  |  |
Repurchase of shares of common stock |  | (82) |  |  |  |  |  |  |  |  |  | (82) |  |  |
Sale of shares of treasury stock | [2] | 247 |  |  |  |  | 89 |  |  |  |  | 158 |  |  |
Forfeiture of shares of restricted stock awards |  | 0 |  |  |  |  | 5 |  |  |  |  | (5) |  |  |
Ending balance at Jun. 30, 2024 |  | 201,222 |  |  | 53 |  | 48,102 |  | 239,021 |  |  | (16,043) |  | (69,911) |
Beginning balance at Mar. 31, 2024 |  | 197,128 |  |  | 53 |  | 47,794 |  | 235,506 |  |  | (16,147) |  | (70,078) |
Increase (Decrease) in Shareholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | 4,987 |  |  |  |  |  |  | 4,987 |  |  |  |  |  |
Other comprehensive income (loss) |  | 167 |  |  |  |  |  |  |  |  |  |  |  | 167 |
Restricted stock awards |  | 305 |  |  |  |  | 305 |  |  |  |  |  |  |  |
Restricted stock units for directors' deferred compensation plan |  | 5 |  |  |  |  | 5 |  |  |  |  |  |  |  |
Distribution of shares of treasury stock grants for employee restricted stock awards |  | 0 |  |  |  |  | (39) |  |  |  |  | 39 |  |  |
Cash dividends declared |  | (1,472) |  |  |  |  |  |  | (1,472) |  |  |  |  |  |
Sale of shares of treasury stock | [3] | 102 |  |  |  |  | 32 |  |  |  |  | 70 |  |  |
Forfeiture of shares of restricted stock awards |  | 0 |  |  |  |  | 5 |  |  |  |  | (5) |  |  |
Ending balance at Jun. 30, 2024 |  | $ 201,222 |  |  | $ 53 |  | $ 48,102 |  | $ 239,021 |  |  | $ (16,043) |  | $ (69,911) |
[1] | Due to implementation of ASC 326.
[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] | 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.

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