Series A Redeemable Convertible Preferred Stock (Tables)

12 Months Ended

Dec. 31, 2017

Equity [Abstract]

Reconciliation of net loss attributable to common stockholders

The following represents a reconciliation of net loss attributable to common stockholders for the years ended December 31, 2017 and 2016, respectively:

	Years Ended December 31,
	2017		2016
Net income (loss)	$	1,052,401	$	(10,998,794	)
Effects of Series A redeemable convertible preferred stock:
Less: Series A redeemable convertible preferred stock dividends	873,043		777,890
Less: Accretion to redemption value of Series A redeemable convertible preferred stock	—		1,181,446
Net income (loss) attributable to common stockholders	$	179,358	$	(12,958,130	)