CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - USD ($)	Jun. 30, 2018	Dec. 31, 2017
Preferred stock, par value (in dollars per share)	$ 0.001
Preferred stock, shares designated	50,000,000	50,000,000
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	750,000,000	750,000,000
Common stock, shares issued	33,357,538	32,658,176
Common stock, shares outstanding	33,357,538	32,658,176
Series A Preferred Stock
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares designated	5,000,000	5,000,000
Preferred stock, shares issued	419,859	453,567
Preferred stock, shares outstanding	419,859	453,567
Preferred stock, liquidation preference	$ 625,590	$ 675,815
Series B Preferred Stock
Temporary equity, par value (in dollars per share)	$ 0.001	$ 0.001
Temporary equity, shares designated	10,000,000	10,000,000
Temporary equity, shares issued	3,499,059	3,427,597
Temporary equity, shares outstanding	3,499,059	3,427,597
Temporary equity, liquidation preference	$ 10,847,083	$ 10,625,551
Series B1 Preferred Stock
Temporary equity, par value (in dollars per share)	$ 0.001	$ 0.001
Temporary equity, shares designated	17,000,000	17,000,000
Temporary equity, shares issued	13,105,989	13,151,989
Temporary equity, shares outstanding	13,105,989	13,151,989
Temporary equity, liquidation preference	$ 20,445,343	$ 20,517,103
Series C Preferred Stock
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares designated	44,000	44,000
Preferred stock, shares issued	31,568	31,568
Preferred stock, shares outstanding	31,568	31,568
Preferred stock, liquidation preference	$ 3,156,800	$ 3,156,800