Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Net sales	$ 17,736	$ 21,662	$ 37,707	$ 41,326
Cost of sales	12,324	16,779	30,039	32,369
Gross profit	5,412	4,883	7,668	8,957
Operating costs and expenses:
Selling, general and adminisrative expenses	5,805	6,838	12,846	15,559
Loss from operations	(393)	(1,955)	(5,178)	(6,602)
Other income (expense):
Interest expense, net	(2,708)	(2,338)	(5,426)	(4,451)
Gain (loss) on change in derivative liabilities	(1,052)	(1,430)	(2,315)	388
Other expense	(3)	(16)	(21)	(32)
Loss on disposition of property and equipment	(386)		(386)
Total other expense	(4,149)	(3,784)	(8,148)	(4,095)
Loss before income taxes	(4,542)	(5,739)	(13,326)	(10,697)
Provision for income taxes
Total net loss	$ (4,542)	$ (5,739)	$ (13,326)	$ (10,697)
Weighted average number of common shares outstanding - basic (in shares)	255,643,828	255,149,140	255,643,828	254,206,926
Net loss per common share - basic (in dollars per share)	$ (0.02)	$ (0.02)	$ (0.05)	$ (0.04)
Weighted average number of common shares outstanding - diluted (in shares)	255,643,828	255,149,140	255,643,828	265,522,796
Net loss per common share - diluted (in dollars per share)	$ (0.02)	$ (0.02)	$ (0.05)	$ (0.04)