CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows related to operating activities:
Net income	$ 1,262	$ 3,392
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization	412	340
Deferred income tax		1,752
Stock based compensation	238	180
Increase in inventory reserve	46	55
Decrease in allowance for doubtful accounts	(5)	(7)
Loss on sale or property		(5)
Change in assets and liabilities:
Accounts receivable	(970)	(197)
Inventories	(1,098)	(120)
Prepaid income taxes	173	(114)
Other current assets	(454)	(165)
Other non-current assets	(5)	(3)
Accounts payable	669	332
Accrued employee compensation and benefit costs	267	284
Accrued arbitration award liability		(5,152)
Other accrued liabilities	211	(126)
Accrued income taxes	221	(29)
Net cash provided by operating activities	967	417
Cash flows related to investing activities:
Capital expenditures - property, plant and equipment	(701)	(647)
Proceeds from sale of assets		33
Net cash used in investing activities	(701)	(614)
Cash flows related to financing activities:
Principal payments on long-term debt	(273)	(274)
Purchase of treasury shares	(165)	(114)
Cash dividend	(380)
Net cash used in financing activities	(818)	(388)
Net decrease in cash and cash equivalents	(552)	(585)
Cash and cash equivalents at beginning of period	3,268	4,166
Cash and cash equivalents at end of period	$ 2,716	$ 3,581