Annual report pursuant to Section 13 and 15(d)

Consolidated Statement of Changes in Stockholder's Equity (Parenthetical)

v2.4.1.9
Consolidated Statement of Changes in Stockholder's Equity (Parenthetical) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Statement of Stockholders' Equity [Abstract]    
Offering costs $ 1,897,164us-gaap_PaymentsOfStockIssuanceCosts $ 55,708us-gaap_PaymentsOfStockIssuanceCosts