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Consolidated Statements of Stockholders' (Deficit) Equity (Parenthetical) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Statement of Stockholders' Equity [Abstract]    
Common stock, par value $ 0.001us-gaap_CommonStockParOrStatedValuePerShare $ 0.001us-gaap_CommonStockParOrStatedValuePerShare