CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Revenue:
Product revenue	$ 983,645	$ 2,499,655	$ 2,917,589	$ 4,420,707
Support and services revenue	3,027,936	4,234,671	6,087,941	8,352,734
Total revenue	4,011,581	6,734,326	9,005,530	12,773,441
Cost of revenue:
Product	39,740	351,969	65,890	550,684
Support and service	590,309	1,418,663	1,319,197	2,672,579
Total cost of revenue	630,049	1,770,632	1,385,087	3,223,263
Gross profit	3,381,532	4,963,694	7,620,443	9,550,178
Operating expenses:
Research and development costs	928,097	2,025,132	1,932,795	4,319,995
Selling and marketing	872,109	2,109,599	2,065,659	4,160,141
General and administrative	1,451,884	1,345,343	3,106,824	2,966,894
Restructuring costs (benefit)	809,245	0	635,982	(236,302)
Total operating expenses	4,061,335	5,480,074	7,741,260	11,210,728
Operating loss	(679,803)	(516,380)	(120,817)	(1,660,550)
Interest and other income (loss), net	(323,750)	(29,121)	(313,420)	125,800
Loss before income taxes	(1,003,553)	(545,501)	(434,237)	(1,534,750)
Provision for income taxes	551	94,300	62,990	217,248
Net loss	(1,004,104)	(639,801)	(497,227)	(1,751,998)
Less: Accrual of Series A redeemable convertible preferred stock dividends	214,963	215,089	458,130	419,664
Less: Deemed dividend on Series A redeemable convertible preferred stock	0	0	2,269,042	0
Less: Accretion to redemption value of Series A redeemable convertible preferred stock	77,645	0	115,750	0
Net loss attributable to common stockholders	$ (1,296,712)	$ (854,890)	$ (3,340,149)	$ (2,171,662)
Basic net loss per share attributable to common stockholders (in dollars per share)	$ (0.02)	$ (0.02)	$ (0.05)	$ (0.05)
Diluted net loss per share attributable to common stockholders (in dollars per share)	$ (0.02)	$ (0.02)	$ (0.05)	$ (0.05)
Weighted average basic shares outstanding (in shares)	84,448,219	44,440,751	64,616,334	44,265,525
Weighted average diluted shares outstanding (in shares)	84,448,219	44,440,751	64,616,334	44,265,525