Annual report pursuant to Section 13 and 15(d)

Note 3 - M&EC Facility (Details Textual)

v3.6.0.2
Note 3 - M&EC Facility (Details Textual) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2016
Jun. 30, 2016
Dec. 31, 2016
Dec. 31, 2015
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)     $ 8,288,000
Asset Retirement Obligation, Revision of Estimate     2,333,000 (175,000)
Tangible Asset Impairment Charges     1,816,000
Property, Plant and Equipment, Net     17,115,000 19,993,000
Revenue, Net     51,219,000 62,383,000
Net Property and Equipment [Member]        
Asset Retirement Obligation, Revision of Estimate   $ 1,626,000    
M&EC [Member]        
Tangible Asset Impairment Charges $ 1,816,000 $ 1,816,000    
Property, Plant and Equipment, Useful Life   1 year 219 days    
Property, Plant and Equipment, Net 4,728,000 $ 4,728,000    
Revenue, Net     $ 4,419,000 $ 6,591,000
M&EC [Member] | Minimum [Member]        
Property, Plant and Equipment, Useful Life   2 years    
M&EC [Member] | Maximum [Member]        
Property, Plant and Equipment, Useful Life   28 years    
M&EC [Member] | Permit [Member]        
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) $ 8,288,000 $ 8,288,000    
Write-off of Fees, Incurred Related to Emission Performance Testing Certification Requirement   $ 587,000