CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Cash flows from operating activities
Net income (loss)	$ 60	$ (1,255)
Adjustment to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	248	336
Amortization of gain on sale/leaseback transaction	(11)	(33)
Amortization of deferred financing fees	34	37
(Gain) loss on foreign currency remeasurement	(72)	27
Bad debt expense	(32)	75
Changes in operating assets and liabilities:
Accounts receivable, net	(114)	1,002
Inventories	290	(264)
Prepaids and other assets	558	(49)
Accounts payable	(246)	221
Accrued liabilities	244	416
Customer deposits	(527)	215
Deferred pension liability and other	(28)	(224)
Net cash provided by operating activities	404	504
Cash flows from investing activities
Purchases of property, plant and equipment	(133)	(118)
Net cash used in investing activities	(133)	(118)
Cash flows from financing activities
Proceeds from long-term debt		600
Payments of long-term debt	(705)	(1,136)
Payments for deferred financing fees		(30)
Net cash used in financing activities	(705)	(566)
Effect of exchange rate changes
Net increase in cash, cash equivalents and restricted cash	(434)	(180)
Cash, cash equivalents and restricted cash at beginning of year	1,909	1,218
Cash, cash equivalents and restricted cash at end of period	1,475	1,038
Supplemental disclosure of cash flow information:
Interest paid	151	127
Income taxes paid	26	23
Current assets
Cash and cash equivalents	525	426
Long-term assets
Restricted cash	950	612
Cash, cash equivalents and restricted cash at end of period	$ 1,475	$ 1,038