Quarterly report pursuant to Section 13 or 15(d)

Related-Party Transactions - Additional Information (Detail)

v2.4.0.6
Related-Party Transactions - Additional Information (Detail) (Predecessor [Member], USD $)
3 Months Ended
Jan. 31, 2013
Investor [Member]
Mar. 31, 2013
HA EnergySource [Member]
Mar. 31, 2012
HA EnergySource [Member]
Dec. 31, 2012
HA EnergySource [Member]
Related Party Transaction Due From To Related Party [Line Items]        
Remittance by owners to Company $ 293,000      
Management services to EnergySource   30,000 30,000  
Amount due from EnergySource for services rendered   $ 53,847   $ 15,517