Guarantees	3 Months Ended
Mar. 31, 2023
Guarantees [Abstract]
Guarantees [Text Block]	Note 9 – Guarantees On March 31, 2023, Nuvera and the other owners of FiberComm, LC (FiberComm) sold 100% of their interest in FiberComm to ImOn Communications, LLC. FiberComm had been providing high quality Internet and voice services to businesses in the Sioux City, Iowa market for over 20 years. Nuvera owned a 20% interest in FiberComm through its wholly owned subsidiary Peoples Telephone Company. Nuvera announced the execution of the FiberComm sale agreement in January 2023. Prior to the sale of Nuvera’s equity investment in FiberComm, Nuvera had guaranteed a portion of a ten-year loan owed by FiberComm, set to mature on April 30, 2026. On March 31, 2023, upon closing of the sale, the loan was paid and Nuvera was released from their guarantee of loan.

- Definition

The entire disclosure for each guarantee obligation, or each group of similar guarantee obligations, including (a) the nature of the guarantee, including its term, how it arose, and the events or circumstances that would require the guarantor to perform under the guarantee; (b) the maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee; (c) the current carrying amount of the liability, if any, for the guarantor's obligations under the guarantee; and (d) the nature of any recourse provisions under the guarantee, and any assets held either as collateral or by third parties, and any relevant related party disclosure. Excludes disclosures about product warranties.

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