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Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies (Narrative) (Details)

v2.4.0.8
Significant Accounting Policies (Narrative) (Details) (USD $)
4 Months Ended 12 Months Ended
Apr. 30, 2013
Apr. 30, 2014
Dec. 31, 2012
Significant Accounting Policies [Abstract]      
Restricted cash $ 265,173 $ 868,298  
Accrued Interest 28,848 84,921  
Courseware, expected useful life   5 years  
Stock Options [Member]
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities 7,614,381 10,746,412 6,972,967
Warrant [Member]
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities 9,090,292 23,144,005 8,112,696
Convertible Debt [Member]
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities 1,357,143 1,225,564 1,357,143
Convertible debt $ 800,000 $ 775,000 $ 800,000