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Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
OPERATING ACTIVITIES:
Net income	$ 1,501	$ 2,752
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	1,460	1,161
Amortization of intangible assets	310	295
Amortization of financing fees	52	24
Stock-based compensation	370	534
Deferred income taxes	345	633
Changes in operating assets and liabilities:
Accounts receivable	2,390	3,578
Inventories	864	1,507
Prepaid expenses and other assets	2,536	1,307
Accounts payable and other liabilities	(2,873)	(2,909)
Net cash provided by operating activities	6,955	8,882
INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(1,225)	(1,533)
Proceeds from sale of equipment	0	120
Net cash used in investing activities	(1,225)	(1,413)
FINANCING ACTIVITIES:
Payment of credit facilities	(789)	(6,410)
Proceeds from exercise of stock options	314	76
Tax withholdings on stock-based awards	(67)	(15)
Net cash used in financing activities	(542)	(6,349)
Effect of exchange rate changes on cash	(13)	(136)
INCREASE IN CASH	5,175	984
Cash, Beginning of period	10,653	7,405
Cash, End of period	$ 15,828	$ 8,389

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