Annual report pursuant to Section 13 and 15(d)

Warrants (Details)

v2.4.1.9
Warrants (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Warrants and Rights Note Disclosure [Abstract]    
Warrants, outstanding 945,594us-gaap_ClassOfWarrantOrRightOutstanding 945,594us-gaap_ClassOfWarrantOrRightOutstanding
Exercise price of warrants $ 11.41us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1  
Warrants expiration date Feb. 06, 2014