PROPERTY, PLANT AND EQUIPMENT (Details) - Property, plant and equipment - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Communications Plant:
Communications Plant	$ 189,990,012	$ 171,961,736
Other Property	27,439,201	25,758,591
Video Plant	11,306,071	11,143,951
Total Property, Plant and Equipment	228,735,284	208,864,278
Land [Member]
Communications Plant:
Communications Plant	712,503	712,503
Building [Member]
Communications Plant:
Communications Plant	10,838,356	10,736,080
Other Support Assets [Member]
Communications Plant:
Communications Plant	21,039,744	17,990,916
Central Office And Circuit Equipment [Member]
Communications Plant:
Communications Plant	61,094,351	57,781,339
Cable and Wire Facilities [Member]
Communications Plant:
Communications Plant	90,448,989	80,701,208
Other Plant and Equipment [Member]
Communications Plant:
Communications Plant	404,883	404,883
Plant Under Construction [Member]
Communications Plant:
Communications Plant	$ 5,451,186	$ 3,634,807