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Note 2 - Oil and Gas Leasing Activities (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Gross revenues
Royalty interests	$ 1,366,281us-gaap_RoyaltyRevenue	$ 1,716,192us-gaap_RoyaltyRevenue
Lease Fees	117,499ckx_LeaseFeesRevenue	91,128ckx_LeaseFeesRevenue
Gross Revenue	1,483,780us-gaap_ResultsOfOperationsRevenueFromOilAndGasProducingActivities	1,807,320us-gaap_ResultsOfOperationsRevenueFromOilAndGasProducingActivities
Production costs	97,702us-gaap_ResultsOfOperationsExpenseFromOilAndGasProducingActivities	114,204us-gaap_ResultsOfOperationsExpenseFromOilAndGasProducingActivities
Results before income tax expense	1,386,078us-gaap_ResultsOfOperationsIncomeBeforeIncomeTaxes	1,693,116us-gaap_ResultsOfOperationsIncomeBeforeIncomeTaxes
Estimated income tax expense (40%)	554,431us-gaap_ResultsOfOperationsIncomeTaxExpense	677,246us-gaap_ResultsOfOperationsIncomeTaxExpense
Results of operations from producing activities excluding corporate overhead	$ 831,647us-gaap_ResultsOfOperationsOilAndGasProducingActivitiesNetIncomeExcludingCorporateOverheadAndInterestCosts	$ 1,015,870us-gaap_ResultsOfOperationsOilAndGasProducingActivitiesNetIncomeExcludingCorporateOverheadAndInterestCosts

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The amount of revenue relating to lease fees.

+ References

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The amount of expenses related to oil and gas producing activities.

+ References

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Income before income taxes for oil and gas producing activities.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 932

-SubTopic 235

-Section 50

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Income tax expense for oil and gas producing activities.

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The results of operations for oil and gas producing activities, excluding corporate overhead and interest costs.

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Total revenues from oil and gas producing activities.

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Revenue earned during the period from the leasing or otherwise lending to a third party the entity's rights or title to certain property. Royalty revenue is derived from a percentage or stated amount of sales proceeds or revenue generated by the third party using the entity's property. Examples of property from which royalties may be derived include patents and oil and mineral rights.

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-Topic 225

-SubTopic 10

-Section S99

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-Subparagraph (SX 210.5-03.1(e))

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-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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