Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Net revenues	$ 2,962,000	$ 1,867,000
Cost of revenues	1,704,000	1,515,000
Gross profit	1,258,000	352,000
Expenses:
Sales and marketing	341,000	325,000
Research and development	563,000	1,041,000
General and administrative	1,260,000	2,242,000
Total operating expenses	2,164,000	3,608,000
Loss from operations	(906,000)	(3,256,000)
Fair value change of derivative instruments	0	259,000
Interest expense	(1,132,000)	(361,000)
Other expenses	(9,000)	(12,000)
Net loss	(2,047,000)	(3,370,000)
Loss attributable to noncontrolling interests	(176,000)	(410,000)
Net loss attributable to common stockholders	(1,871,000)	(2,960,000)
Net loss	(2,047,000)	(3,370,000)
Other comprehensive income:
Foreign currency translation adjustments	(4,000)	7,000
Comprehensive loss	(2,051,000)	(3,363,000)
Comprehensive loss attributable to noncontrolling interests	(176,000)	(410,000)
Comprehensive loss attributable to common stockholders	$ (1,875,000)	$ (2,953,000)
Per share data:
Basic and diluted net loss per common share (in dollars per share)	$ (0.08)	$ (0.27)
Weighted average common shares outstanding – basic and diluted (in shares)	24,614,147	10,899,225