Consolidated Statements of Operations - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Revenue:
Product revenue	$ 5,766,532	$ 8,972,112
Support and services revenue	12,071,374	16,188,451
Total revenue	17,837,906	25,160,563
Cost of revenue:
Product	414,149	785,535
Support and service	2,563,755	4,755,464
Total cost of revenue	2,977,904	5,540,999
Gross profit	14,860,002	19,619,564
Operating expenses:
Research and development costs	3,913,337	6,517,050
Selling and marketing	4,453,697	6,120,655
General and administrative	5,278,768	6,119,513
Restructuring costs (benefit)	1,261,578	(159,597)
Total operating expenses	14,907,380	18,597,621
Operating income (loss)	(47,378)	1,021,943
Interest and other income (loss), net	(626,048)	38,064
Income (loss) before income taxes	(673,426)	1,060,007
Income tax expense	233,288	7,606
Net income (loss)	(906,714)	1,052,401
Less: Accrual of Series A redeemable convertible preferred stock dividends	1,035,977	873,043
Less: Accretion to redemption value of Series A redeemable convertible preferred stock	254,212	0
Less: Deemed dividend on Series A redeemable convertible preferred stock	2,269,042	0
Net income (loss) attributable to common stockholders	$ (4,465,945)	$ 179,358
Earnings per share
Basic net loss per share attributable to common stockholders (in dollars per share)	$ (0.05)	$ 0.00
Diluted net loss per share attributable to common stockholders (in dollars per share)	$ (0.05)	$ 0.00
Weighted average basic shares outstanding (in shares)	93,330,146	44,413,061
Weighted average diluted shares outstanding (in shares)	93,330,146	46,999,327