Quarterly report pursuant to Section 13 or 15(d)

COMMITMENTS & CONTINGENCIES (Details)

v2.4.1.9
COMMITMENTS & CONTINGENCIES (Details) (USD $)
3 Months Ended 81 Months Ended
Mar. 31, 2015
Mar. 31, 2015
COMMITMENTS & CONTINGENCIES [Abstract]    
Estimated reversal of revenue $ 16,000nog_EstimatedReversalOfRevenue $ 1,700,000nog_EstimatedReversalOfRevenue