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Oil Sale Revenue	12 Months Ended
	Dec. 31, 2017
Notes to Financial Statements
9. Oil Sale Revenue	The Company records revenue from petroleum sales when received from the operator of the well.  Petroleum sales are reported net of working interest and overriding royalty amounts due.

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- References

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- Definition

Tabular disclosure of oil and gas production including quantitative production data, average price, and per unit cost data.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-K (SK)
-Number 229
-Section 1204

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