Consolidated Statements Of Cash Flows (USD $)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 665,318	$ 676,169
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation and Amortization	2,027,103	2,403,684
Gain on Disposal of Assets		(4,282)
Undistributed Earnings of Hector Investment	(243,486)	(113,015)
Undistributed Earnings of Other Equity Investments	(42,399)	(49,927)
Noncash Patronage Refund	(157,457)	(171,034)
Distributions from Equity Investments		100,000
Changes in Assets and Liabilities:
Receivables	930,904	(200,283)
Income Taxes Receivable	167,855	(40,886)
Inventories	99,884	(77,871)
Prepaid Expenses	(18,389)	(76,952)
Accounts Payable	(314,678)	152,269
Accrued Income Taxes	74,363
Other Accrued Taxes	53,978	42,001
Other Accrued Liabilities	(219,199)	244,711
Deferred Income Tax	109,568	71,546
Deferred Compensation	(143,062)	(286,318)
Net Cash Provided by Operating Activities	2,990,303	2,669,812
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to Property, Plant, and Equipment, Net	(1,106,784)	(1,502,638)
Proceeds from Disposal of Assets		4,282
Other, Net	(42,000)	(42,001)
Net Cash Used in Investing Activities	(1,148,784)	(1,540,357)
CASH FLOWS FROM FINANCING ACTIVITIES:
Principal Payments of long-Term Debt	(1,311,173)	(1,293,719)
Dividends Paid	(422,025)	(409,235)
Net Cash Used in Financing Activities	(1,733,198)	(1,702,954)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	108,321	(573,499)
CASH AND CASH EQUIVALENTS at Beginning of Period	1,221,717	2,394,703
CASH AND CASH EQUIVALENTS at End of Period	1,330,038	1,821,204
Supplemental cash flow information:
Cash paid for interest	545,210	663,920
Net cash paid for income taxes	$ 130,000	$ 430,000