Earnings Per Share (Details 1) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Numerator
Net loss	$ (639,801)	$ (3,534,882)	$ (1,751,998)	$ (7,831,494)
Effects of Series A redeemable convertible preferred stock:
Less: Series A redeemable convertible preferred stock dividends	215,089	195,366	419,664	387,974
Less: Accretion to redemption value of Series A redeemable convertible preferred stock	0	170,981	0	334,650
Net loss attributable to common stockholders	$ (854,890)	$ (3,901,229)	$ (2,171,662)	$ (8,554,118)
Denominator
Weighted average basic shares outstanding (in shares)	44,440,751	43,159,285	44,265,525	42,521,018
Effect of dilutive securities:
Stock options and restricted stock	0	0	0	0
Series A redeemable convertible preferred stock	0	0	0	0
Weighted average diluted shares outstanding (in shares)	44,440,751	43,159,285	44,265,525	42,521,018
Basic net loss per share attributable to common stockholders (in dollars per share)	$ (0.02)	$ (0.09)	$ (0.05)	$ (0.20)
Diluted net loss per share attributable to common stockholders (in dollars per share)	$ (0.02)	$ (0.09)	$ (0.05)	$ (0.20)