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Income Taxes (Details 1) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Income Taxes [Abstract]      
Computed expected tax expense (benefit) $ 701,607 $ (86,853) $ 69,788
State income taxes, net of federal expense (benefit) 32,699 (6,968) 8,482
Share-based compensation (7,524) 10,201 10,526
Research and development tax credit (42,664) (19,405) (21,887)
State income tax rate change, net of federal [1] 109,112 0 0
Other 57,079 14,733 20,956
Total income tax (benefit) expense $ 850,309 $ (88,292) $ 87,865
[1] This impact is due to the actual state tax rate in 2015 being lower than the expected state tax rate used in computing prior deferred taxes.