CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Cash flows related to operating activities:
Net Income	$ 3,498	$ 1,317
Adjustments to reconcile net income to net cash generated in operating activities:
Depreciation and amortization	1,025	885
Loss on disposal of property	1	16
Stock based compensation	276	213
Increase in allowance for doubtful accounts	21	77
Increase in inventory reserve	105	88
Increase in warranty reserve	389	39
Deferred income tax	114	82
Change in assets and liabilities:
Accounts receivable	(2,183)	(1,062)
Inventories	(2,464)	414
Prepaid income taxes	(314)	182
Other current assets	(247)	138
Other non-current assets		(9)
Accounts payable	1,117	(703)
Accrued employee compensation and benefit costs	124	575
Other accrued liabilities	(399)	406
Accrued income taxes	(414)	414
Post retirement obligation	83	479
Employee stock ownership trust payment	101	101
Net cash generated by operating activities	833	3,652
Cash flows related to investing activities:
Capital expenditures - property, plant and equipment	(1,866)	(2,176)
Proceeds from sale of assets		180
Net cash used by investing activities	(1,866)	(1,996)
Cash flows related to financing activities:
Principal payments on long-term debt	(548)	(547)
Principal payments on capital lease obligations	(160)	(14)
Proceeds from capital leases	210	668
Purchase of treasury shares	(175)	(195)
Cash dividend	(403)	(376)
Net cash used by financing activities	(1,076)	(464)
Net (decrease)/increase in cash and cash equivalents	(2,109)	1,192
Cash and cash equivalents at beginning of year	4,707	3,515
Cash and cash equivalents at end of year	$ 2,598	$ 4,707