Income Taxes (Schedule Of Deferred Tax Assets And Liabilities) (Details) - USD ($)	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Taxes [Abstract]
Bad debt	$ 68,000	$ 68,000
Valuation allowance	(68,000)
Total deferred tax assets - current		68,000
Net operating loss carryforwards	8,963,000	7,173,000
Oil and gas properties	4,112,000	(894,000)
Property, Plant and Equipment	668,000	711,000
Asset retirement obligation	870,000	786,000
Tax credits	260,000	202,000
Miscellaneous	53,000	95,000
Valuation allowance	$ (14,926,000)	(790,000)	$ (790,000)
Total deferred tax assets - noncurrent		7,283,000
Net deferred tax asset		$ 7,351,000