Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities:
Net income	$ 807	$ 764
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation	551	475
Amortization of intangible assets	308	306
Amortization of right of use assets	248
Stock compensation expense	212	168
Changes in operating assets and liabilities:
Accounts receivable	(132)	1,501
Inventories	770	(1,774)
Prepaid expenses and other current assets	(70)	(623)
Accounts payable	(2,544)	(3,645)
Other accrued liabilities	(833)	(1,747)
Total adjustments	(1,490)	(5,339)
Net cash used in operating activities	(683)	(4,575)
Cash flows from investing activities:
Purchase of property, plant and equipment	(438)	(897)
Net cash used in investing activities	(438)	(897)
Cash flows from financing activities:
Net borrowings (repayments) of long-term debt	1,057	(2,350)
Cash settlement of stock options	(80)	(45)
Repayments on mortgage	(67)	(67)
Distributions to shareholders	(405)	(371)
Net cash provided by (used in) financing activities	505	(2,833)
Effect of exchange rate changes on cash and cash equivalents	5	32
Net decrease in cash and cash equivalents	(611)	(8,273)
Cash and cash equivalents at beginning of period	4,409	9,338
Cash and cash equivalents at end of period	3,798	1,065
Supplemental cash flow information:
Cash paid for income taxes	170	297
Cash paid for interest	$ 487	$ 404