CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
OPERATING REVENUES:
Operating Revenues	$ 16,143,963	$ 16,468,371	$ 32,311,021	$ 32,440,789
OPERATING EXPENSES:
Cost of Other Nonregulated Services	338,029	556,161	752,239	1,067,124
Depreciation and Amortization	3,048,424	3,013,579	6,100,526	6,049,904
Selling, General and Administrative	2,557,721	2,399,875	5,228,589	5,119,606
Total Operating Expenses	12,488,085	12,240,208	25,147,552	24,546,788
OPERATING INCOME	3,655,878	4,228,163	7,163,469	7,894,001
OTHER (EXPENSE) INCOME
Interest Expense	(610,694)	(894,568)	(1,294,357)	(1,832,389)
Interest/Dividend Income	52,336	90,281	98,529	111,058
Interest During Construction	26,373	39,381	67,561	76,082
Gain (Loss) on Investments	52,881		52,881	(104,044)
CoBank Patronage Dividends			647,369	403,786
Other Investment Income	78,883	89,405	160,214	187,917
Total Other Income (Expense)	(400,221)	(675,501)	(267,803)	(1,157,590)
INCOME BEFORE INCOME TAXES	3,255,657	3,552,662	6,895,666	6,736,411
INCOME TAXES	911,580	994,742	1,930,781	1,886,191
NET INCOME	$ 2,344,077	$ 2,557,920	$ 4,964,885	$ 4,850,220
NET INCOME PER SHARE
Basic (in Dollars per share)	$ 0.45	$ 0.49	$ 0.96	$ 0.94
Diluted (in Dollars per share)	0.45	0.49	0.96	0.93
DIVIDENDS PER SHARE (in Dollars per share)	$ 0.0000	$ 0.1300	$ 0.1300	$ 0.2500
WEIGHTED AVERAGE SHARES OUTSTANDING
Basic (in Shares)	5,192,689	5,187,623	5,188,647	5,182,439
Diluted (in Shares)	5,197,589	5,195,740	5,192,868	5,189,658
Service [Member]
OPERATING REVENUES:
Operating Revenues	$ 1,682,358	$ 1,827,178	$ 3,431,054	$ 3,681,111
Network Access [Member]
OPERATING REVENUES:
Operating Revenues	1,584,838	1,778,167	3,216,780	3,775,422
Video [Member]
OPERATING REVENUES:
Operating Revenues	3,096,144	3,048,826	6,077,738	6,037,863
OPERATING EXPENSES:
Cost	2,578,119	2,677,029	5,207,728	5,262,655
Data [Member]
OPERATING REVENUES:
Operating Revenues	5,830,858	5,401,856	11,482,376	10,803,566
OPERATING EXPENSES:
Cost	815,337	576,486	1,657,399	1,173,793
ACAM/FUSF [Member]
OPERATING REVENUES:
Operating Revenues	2,994,620	3,365,229	6,093,655	6,103,602
Other Non Regulated [Member]
OPERATING REVENUES:
Operating Revenues	955,145	1,047,115	2,009,418	2,039,225
Plant Operations [Member]
OPERATING EXPENSES:
Cost	$ 3,150,455	$ 3,017,078	$ 6,201,071	$ 5,873,706