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Consolidated Statements of Operations - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Consolidated Statements of Operations [Abstract]      
Fee income $ 2,007,482 $ 1,598,799 $ 2,161,359
Operating expenses 4,742,166 4,425,718 6,036,792
Research and development 1,588,491 1,621,964 2,203,326
Total Expenses 6,330,657 6,047,682 8,240,118
Operating loss (4,323,175) (4,448,883) (6,078,759)
Net investment income 43,319 35,161 38,148
Net loss $ (4,279,856) $ (4,413,722) $ (6,040,611)
Basic and diluted net loss per common share $ (0.18) $ (0.19) $ (0.26)
Weighted average number of common shares outstanding 24,007,974 23,663,229 22,946,019