Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
OPERATING ACTIVITIES:
Net income	$ 1,074	$ 449
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Depreciation	579	447
Amortization of intangible assets	149	92
Amortization of financing fees	12	9
Stock-based compensation	230	185
Deferred income taxes	242	(5)
Changes in operating assets and liabilities:
Accounts receivable	(5,764)	2,076
Inventories	596	(4,963)
Prepaid expenses and other assets	604	(1)
Accounts payable and other liabilities	1,913	1,166
Net cash used in operating activities	(365)	(545)
INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(565)	(2,581)
Proceeds from sale of equipment	120
Net cash used in investing activities	(445)	(2,581)
FINANCING ACTIVITIES:
Payment of credit facilities	(343)
Proceeds from exercise of stock options	29	356
Tax withholdings on stock-based awards	(8)	(8)
Repurchase of common stock		(1,957)
Net cash used in financing activities	(322)	(1,609)
Effect of exchange rate changes on cash	(164)	41
DECREASE IN CASH	(1,296)	(4,694)
Cash, Beginning of period	7,405	25,934
Cash, End of period	$ 6,109	$ 21,240