Subsequent Events	12 Months Ended
Dec. 31, 2024
Subsequent Events [Abstract]
Subsequent Events	Note 23 - Subsequent Events: Completion of Merger On March 1, 2025, ChoiceOne Financial Services, Inc. ("ChoiceOne") completed its merger with Fentura Financial, Inc. ("Fentura"), with ChoiceOne continuing as the surviving corporation. The combined organization will be headquartered in Sparta, Michigan, and will operate under the ChoiceOne name and brand. The consolidation of The State Bank, a wholly-owned subsidiary of Fentura, with and into ChoiceOne Bank, a wholly-owned subsidiary of ChoiceOne, is expected to be completed on March 14, 2025. Under the terms of the merger agreement, each share of Fentura common stock outstanding immediately prior to the completion of the merger was converted into the right to receive 1.35 shares of ChoiceOne common stock. At the time of completion of the merger, Fentura had approximately 4,497,069 shares of common stock outstanding. Based on ChoiceOne's closing stock price of $31.79 as of February 28, 2025, the transaction is valued at approximately $193.0 million. As the initial accounting for the business combination is incomplete at the time of issuance of this 10-K, we will not be disclosing an opening balance sheet in accordance with ASC 805-10-50-4. Sale of Interest Rate Swaps On February 6, 2025, ChoiceOne sold $50 million of pay fixed receive floating interest rate swaps. The swaps have a fixed rate of 2.75% and a floating rate that will be determined periodically over the life of the swaps. This transaction resulted in a gain of approximately $3.6 million, which will be recognized over the 7 years remaining on the life of the swap. The sale of these swaps is part of ChoiceOne's ongoing strategy to manage interest rate risk and optimize its balance sheet.

Subsequent Events

12 Months Ended

Dec. 31, 2024

Note 23 - Subsequent Events:

Completion of Merger

On March 1, 2025, ChoiceOne Financial Services, Inc. ("ChoiceOne") completed its merger with Fentura Financial, Inc. ("Fentura"), with ChoiceOne continuing as the surviving corporation. The combined organization will be headquartered in Sparta, Michigan, and will operate under the ChoiceOne name and brand.

The consolidation of The State Bank, a wholly-owned subsidiary of Fentura, with and into ChoiceOne Bank, a wholly-owned subsidiary of ChoiceOne, is expected to be completed on March 14, 2025.

Under the terms of the merger agreement, each share of Fentura common stock outstanding immediately prior to the completion of the merger was converted into the right to receive 1.35 shares of ChoiceOne common stock. At the time of completion of the merger, Fentura had approximately 4,497,069 shares of common stock outstanding. Based on ChoiceOne's closing stock price of $31.79 as of February 28, 2025, the transaction is valued at approximately $193.0 million. As the initial accounting for the business combination is incomplete at the time of issuance of this 10-K, we will not be disclosing an opening balance sheet in accordance with ASC 805-10-50-4.

Sale of Interest Rate Swaps

On February 6, 2025, ChoiceOne sold $50 million of pay fixed receive floating interest rate swaps. The swaps have a fixed rate of 2.75% and a floating rate that will be determined periodically over the life of the swaps. This transaction resulted in a gain of approximately $3.6 million, which will be recognized over the 7 years remaining on the life of the swap. The sale of these swaps is part of ChoiceOne's ongoing strategy to manage interest rate risk and optimize its balance sheet.