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CONVERTIBLE NOTES PAYABLE AND NOTES PAYABLE - Summary of effect on earnings (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Debt Disclosure [Abstract]    
Face value of the convertible notes payable $ 241,000SFRX_FaceValueOfConvertibleNotesPayable   
Interest expense to record the convertible notes at fair value on the date of issuance 389,611SFRX_InterestExpenseToRecordConvertibleNotesAtFairValueOnDateOfIssuance   
Interest expense to mark to market the convertible notes on September 30, 2014 131,066SFRX_InterestExpenseToMarkToMarketConvertibleNotes   
Fair value, end of year $ 761,677SFRX_FairValueConvertibleNotes