Consolidated Statements Of Cash Flows (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 2,027,523	$ 2,050,605	$ 1,642,828
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation and Amortization	9,049,414	9,538,864	9,455,416
(Gain) Loss on Sale of Equity Investments	4,796	(4,338)	(1,045,599)
Loss on Disposal of Assets			15,597
Undistributed Earnings of Hector Investment	(689,798)	(637,025)	(706,715)
Undistributed Earnings of Other Equity Investment	(228,168)	(250,243)	49,593
Noncash Patronage Refund	(179,057)	(179,703)	(194,711)
Distributions from Equity Investments	200,000	200,000	235,251
Loss on Settlement of HTC Escrow			506,993
Changes in Assets and Liabilities:
Receivables	(768,365)	36,062	644,932
Income Taxes Receivable	(82,637)	2,270,454	(2,355,719)
Inventories	(238,789)	(388,446)	(163,629)
Prepaid Expenses	(108,219)	(90,207)	102,674
Deferred Charges	53,087	23,922	30,834
Accounts Payable	(565,928)	(557,210)	1,029,782
Accrued Income Taxes			(1,570,860)
Other Accrued Taxes	16,920	(712)	1,258
Other Accrued Liabilities	172,530	230,732	(688,505)
Deferred Income Tax	661,557	(421,512)	272,348
Deferred Compensation	(670,533)	(693,841)	(914,338)
Net Cash Provided by Operating Activities	8,654,333	11,127,402	6,347,430
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to Property, Plant, and Equipment, Net	(4,824,204)	(5,026,623)	(5,540,308)
Proceeds from Sale of Equity Investments		4,338	1,890,000
Acquisition of Glencoe CATV System		(1,600,000)
Proceeds on Settlement of HTC Escrow			651,419
Other, Net	(42,000)	(42,000)	(282,000)
Net Cash Used in Investing Activities	(4,866,204)	(6,664,285)	(3,280,889)
CASH FLOWS FROM FINANCING ACTIVITIES:
Principal Payments of Long-Term Debt	(3,685,805)	(2,957,965)	(2,419,004)
Issuance of Long-Term Debt	400,000		400,000
Dividends Paid	(1,675,310)	(1,636,939)	(1,841,557)
Net Cash Used in Financing Activities	(4,961,115)	(4,594,904)	(3,860,561)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(1,172,986)	(131,787)	(794,020)
CASH AND CASH EQUIVALENTS at Beginning of Period	2,394,703	2,526,490	3,320,510
CASH AND CASH EQUIVALENTS at End of Period	1,221,717	2,394,703	2,526,490
Supplemental cash flow information:
Cash paid for interest	2,354,014	2,702,339	2,807,179
Net cash (received) paid for income taxes	$ 925,000	$ (747,056)	$ 5,587,231