CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 7,763,919	$ 9,954,236
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation and Amortization	10,419,053	9,711,932
Unrealized Gains on Investments	(109,043)
Undistributed Earnings of Other Equity Investment	(291,202)	(283,322)
Noncash Patronage Refund	(76,485)	(105,145)
Stock Issued in Lieu of Cash Payment	259,527	194,001
Distributions from Equity Investments	200,000	400,000
Stock-based Compensation	66,164	13,620
Changes in Assets and Liabilities:
Receivables	(1,328,984)	205,263
Income Taxes Receivable	(305,751)	27,559
Materials, Supplies, and Inventories	(76,453)	(215,042)
Prepaid Expenses	127,701	(67,862)
Deferred Charges and Other Assets	14,000	(12,247)
Accounts Payable	549,516	(297,606)
Accrued Income Taxes	(676,508)	676,508
Other Accrued Taxes	44,445	(13,966)
Other Accrued Liabilities	629,182	(163,638)
Deferred Income Tax	128,018	(6,013,017)
Deferred Compensation	(60,269)	(71,718)
Net Cash Provided by Operating Activities	17,276,830	13,939,556
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to Property, Plant, and Equipment, Net	(6,960,876)	(6,267,066)
Grants Received for Construction of Plant	323,319	167,158
Purchase of Intangible	(310,106)
Purchase of Scott Rice Telephone Co., Net of Cash Acquired	(42,136,493)
Other, Net	(253,000)	(243,000)
Net Cash Used in Investing Activities	(49,337,156)	(6,342,908)
CASH FLOWS FROM FINANCING ACTIVITIES:
Principal Payments of Long-Term Debt	(29,880,200)	(2,700,000)
Issuance of Long-Term Debt	64,550,000
Loan Origination Fees	(487,698)
Changes in Revolving Credit Facility		(1,634,778)
Dividends Paid	(2,379,099)	(2,035,892)
Net Cash Provided By (Used in) Financing Activities	31,803,003	(6,370,670)
NET INCREASE (DECREASE) IN CASH	(257,323)	1,225,978
CASH at Beginning of Period	1,842,092	616,114
CASH at End of Period	1,584,769	1,842,092
Supplemental cash flow information:
Cash paid for interest	1,980,577	1,091,276
Net cash paid for income taxes	$ 4,292,639	$ 4,505,709

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Period Type:	duration

- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585

+ Details

Name:	us-gaap_RepaymentsOfLongTermDebt
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Period Type:	duration

- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

+ Details

Name:	us-gaap_ShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- References

No definition available.

+ Details

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- Definition

The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of investments, not including unrealized gains or losses on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity, held at each balance sheet date and included in earnings for the period.

+ References

+ Details

Name:	us-gaap_UnrealizedGainLossOnInvestments
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