Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details Textual)

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Summary of Significant Accounting Policies (Details Textual) - USD ($)
1 Months Ended
Feb. 21, 2017
Jul. 09, 2015
Mar. 31, 2018
Jan. 02, 2018
Dec. 31, 2017
Money Market Funds Fair Value     $ 750,984   $ 750,965
Contingent Consideration Funds Fair Value     1,210,000   $ 1,210,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles     $ 3,912,314    
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets       $ 9,500,000  
New Valeant Agreement [Member]          
Revenue Recognition, Milestone Method, Description the Company is eligible to receive milestone payments totaling up to approximately $99.0 million, upon and subject to the achievement of certain specified developmental and commercial progress of the EGP-437 Product for the New Field.        
Proceeds From Upfront Payment $ 4,000,000 $ 1,000,000      
Revenue Recognition Milestone Payments 3,400,000 4,100,000      
Revenue Recognition, Milestone Method, Revenue Recognized $ 99,000,000 $ 32,500,000