Quarterly report pursuant to Section 13 or 15(d)

Deferred Revenue (Details)

v2.4.0.8
Deferred Revenue (Details) (USD $)
Jun. 30, 2014
Dec. 31, 2013
Deferred Revenue Arrangement [Line Items]    
Deferred Revenue $ 1,507,164 $ 890,486
Less: non-current portion (916,902) (678,392)
Current portion 590,262 196,463
Nissan [Member]
   
Deferred Revenue Arrangement [Line Items]    
Deferred Revenue 769,288 781,521
NYSERDA [Member]
   
Deferred Revenue Arrangement [Line Items]    
Deferred Revenue 366,364 72,288
California Energy Commission [Member]
   
Deferred Revenue Arrangement [Line Items]    
Deferred Revenue 281,635  
NV Energy [Member]
   
Deferred Revenue Arrangement [Line Items]    
Deferred Revenue 40,126 0
Other [Member]
   
Deferred Revenue Arrangement [Line Items]    
Deferred Revenue $ 49,751 $ 36,677