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Subsequent Event (Details) (USD $)
1 Months Ended 3 Months Ended 23 Months Ended 2 Months Ended 1 Months Ended
Jun. 30, 2015
MMBTU
Jun. 30, 2013
MMBTU
Jun. 30, 2012
Mar. 31, 2013
Apr. 30, 2015
MMBTU
May 09, 2013
May 31, 2013
President and Chairman [Member]
May 31, 2013
Chairman [Member]
May 09, 2013
Put Option [Member]
May 09, 2013
Call Option [Member]
Subsequent Events (Textuals) [Abstract]                    
Strike Price Of Costless Collars                 4.00 4.28
Change in control agreement payment description             These agreements provide both individuals to receive a severance payment equal to twice their annual salary and 85,000 vested common shares if there is a change in control of the Company and they are terminated or demoted      
Number of vested common shares provided under agreement             85,000      
Stock options granted under the long term incentive bonus program     150,000         100,000    
Share-based compensation, option vesting period               5 years    
Expected term       5 years       5 years    
Stock options exercise price per common share     $ 2.30         $ 3.00    
Subsequent Events (Additional Textual) [Abstract]                    
Subsidiaries entry into costless collar covering percentage           85.00%        
Total MMBtu hedged over the period         3,391,910          
Monthly volumes declining of MMBtu 113,000 207,000