v3.5.0.1
Major Customers (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2015
Dec. 31, 2014
Revenue, Major Customer [Line Items]        
Total $ 1,759,528 $ 1,487,553 $ 7,220,678 $ 6,502,962
Revenues Percentage     100.00% 100.00%
Eli Lilly and Company [Member]        
Revenue, Major Customer [Line Items]        
Total     $ 1,409,720 $ 1,270,064
Revenues Percentage     20.00% 20.00%
Alcon Laboratories, Inc. [Member]        
Revenue, Major Customer [Line Items]        
Total     $ 958,653 $ 797,972
Revenues Percentage     13.00% 12.00%
Astellas Pharma US, Inc. [Member]        
Revenue, Major Customer [Line Items]        
Total     $ 341,555 $ 772,320
Revenues Percentage     5.00% 12.00%
Daiichi Sanyko, Inc. [Member]        
Revenue, Major Customer [Line Items]        
Total     $ 541,201 $ 644,702
Revenues Percentage     7.00% 10.00%
Pfizer [Member]        
Revenue, Major Customer [Line Items]        
Total     $ 521,317 $ 628,741
Revenues Percentage     7.00% 10.00%
All other customers [Member]        
Revenue, Major Customer [Line Items]        
Total     $ 3,448,232 $ 2,389,163
Revenues Percentage     48.00% 36.00%