CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenue:
Total revenue	$ 3,999,389	$ 4,011,581	$ 8,492,367	$ 9,005,530
Cost of revenue:
Total cost of revenue	1,292,901	630,049	1,943,060	1,385,087
Gross profit	2,706,488	3,381,532	6,549,307	7,620,443
Operating expenses:
Research and development costs	764,276	928,097	1,720,847	1,932,795
Selling and marketing	1,296,909	872,109	2,369,347	2,065,659
General and administrative	1,397,886	1,451,884	2,826,085	3,106,824
Restructuring costs	202,679	809,245	360,372	635,982
Total operating expenses	3,661,750	4,061,335	7,276,651	7,741,260
Operating loss	(955,262)	(679,803)	(727,344)	(120,817)
Interest and other loss, net	(80,217)	(323,750)	(345,456)	(313,420)
Loss before income taxes	(1,035,479)	(1,003,553)	(1,072,800)	(434,237)
Income tax expense	136,244	551	223,830	62,990
Net loss	(1,171,723)	(1,004,104)	(1,296,630)	(497,227)
Less: Accrual of Series A redeemable convertible preferred stock dividends	256,553	214,963	503,580	458,130
Less: Deemed dividend on Series A redeemable convertible preferred stock	0	0	0	2,269,042
Less: Accretion to redemption value of Series A redeemable convertible preferred stock	134,223	77,645	263,462	115,750
Net loss attributable to common stockholders	$ (1,562,499)	$ (1,296,712)	$ (2,063,672)	$ (3,340,149)
Basic net loss per share attributable to common stockholders (in dollars per share)	$ (0.27)	$ (1.54)	$ (0.35)	$ (5.17)
Diluted net loss per share attributable to common stockholders (in dollars per share)	$ (0.27)	$ (1.54)	$ (0.35)	$ (5.17)
Weighted average basic shares outstanding (in shares)	5,879,225	844,482
Weighted average diluted shares outstanding (in shares)	5,879,225	844,482	5,875,907	646,163
Product revenue
Revenue:
Total revenue	$ 1,470,430	$ 983,645	$ 3,216,214	$ 2,917,589
Cost of revenue:
Total cost of revenue	755,796	39,740	835,470	65,890
Support and services revenue
Revenue:
Total revenue	2,528,959	3,027,936	5,276,153	6,087,941
Cost of revenue:
Total cost of revenue	$ 537,105	$ 590,309	$ 1,107,590	$ 1,319,197