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PARENT COMPANY FINANCIAL INFORMATION - STATEMENTS OF INCOME (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
STATEMENTS OF INCOME [Abstract] |  |
Income before income tax expense | $ 30,085 | $ 31,501
Income tax benefit | 6,414 | 6,501
Net income | 23,671 | 25,000
Parent Company |  |
STATEMENTS OF INCOME [Abstract] |  |
Dividends from subsidiary bank and non-bank | 1,475 | 7,204
Interest and dividend income | 35 | 11
Non-interest income | (24) | (125)
Non-interest expenses | 296 | 345
Income before impact of subsidiaries' undistributed earnings | 1,190 | 6,745
Income before income tax expense | 23,566 | 24,835
Income tax benefit | (105) | (165)
Net income | 23,671 | 25,000
Parent Company | Chemung Canal Trust Company |  |
STATEMENTS OF INCOME [Abstract] |  |
Income (loss) from equity method investments | 22,344 | 18,267
Parent Company | CFS Group Inc. |  |
STATEMENTS OF INCOME [Abstract] |  |
Income (loss) from equity method investments | 32 | 124
Parent Company | Chemung Risk Management |  |
STATEMENTS OF INCOME [Abstract] |  |
Distributed earnings of Chemung Risk Management, Inc. | $ 0 | $ (301)

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- Definition The total amount of other operating income, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 + Details
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