CONDENSED CONSOLIDATED STATEMENTS OFOPERATIONS - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2020	Sep. 30, 2019
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
Revenue	$ 10,297			$ 12,362			$ 39,249	$ 38,432
Cost of goods sold, inclusive of depreciation and amortization	10,462			8,827			31,682	29,555
Gross margin (loss) income	(165)			3,535			7,567	8,877
Operating Expenses:
Selling, general and administrative	2,096			2,134			6,112	6,436
Interest expense	42			31			134	88
Total operating expenses	2,138			2,165			6,246	6,524
(Loss) income before income tax provision	(2,303)			1,370			1,321	2,353
Income tax (benefit) provision	(521)			238			240	409
Net (loss)income	$ (1,782)	$ 965	$ 1,898	$ 1,132	$ 714	$ 98	$ 1,081	$ 1,944
Basic
Net (loss) income per share	$ (0.75)			$ 0.49			$ 0.46	$ 0.84
Diluted
Net (loss) income per share	$ (0.75)			$ 0.47			$ 0.45	$ 0.82