CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash flows related to operating activities:
Net Income	$ 802	$ 1,628
Adjustments to reconcile net income to net cash provided (used) by operating activities:
Depreciation and amortization	637	610
Loss on disposal of property	16
Stock based compensation	176	386
Increase in inventory reserve	43	14
Increase (decrease) in allowance for doubtful accounts	72	(8)
Change in assets and liabilities:
Accounts receivable	(1,733)	(501)
Inventories	257	(1,466)
Prepaid income taxes	(181)	63
Other current assets	24	(75)
Other non-current assets	(9)	(6)
Accounts payable	(88)	598
Accrued employee compensation and benefit costs	469	(16)
Other accrued liabilities	254	145
Net cash provided by operating activities	739	1,372
Cash flows related to investing activities:
Capital expenditures - property, plant and equipment	(1,401)	(786)
Proceeds from sale of assets	180
Net cash used in investing activities	(1,221)	(786)
Cash flows related to financing activities:
Principal payments on long-term debt	(409)	(410)
Purchase of treasury shares	(203)	(197)
Cash dividend	(376)	(380)
Net cash used in financing activities	(988)	(987)
Net decrease in cash and cash equivalents	(1,470)	(401)
Cash and cash equivalents at beginning of period	3,515	3,268
Cash and cash equivalents at end of period	$ 2,045	$ 2,867