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Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
OPERATING ACTIVITIES:
Net income	$ 2,752	$ 2,732
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation	1,161	962
Amortization of intangible assets	295	224
Amortization of financing fees	24	20
Stock-based compensation	534	360
Deferred income taxes	633	636
Changes in operating assets and liabilities:
Accounts receivable	3,578	(5,466)
Inventories	1,507	(6,779)
Prepaid expenses and other assets	1,307	362
Accounts payable and other liabilities	(2,909)	2,703
Net cash provided by (used in) operating activities	8,882	(4,246)
INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(1,533)	(3,793)
Proceeds from sale of equipment	120	0
Purchase of SWE, net of cash acquired	0	(25,248)
Net cash used in investing activities	(1,413)	(29,041)
FINANCING ACTIVITIES:
Payment of revolving credit facility	(5,700)
Payment of term loan facility	(710)	(212)
Proceeds from exercise of stock options	76	478
Tax withholdings on stock-based awards	(15)	(8)
Proceeds from revolving credit facility	0	8,182
Proceeds from term loan facility	0	8,000
Repurchase of common stock	0	(1,957)
Payment of debt issuance costs	0	(157)
Net cash (used in) provided by financing activities	(6,349)	14,326
Effect of exchange rate changes on cash	(136)	(157)
INCREASE (DECREASE) IN CASH	984	(19,118)
Cash, Beginning of period	7,405	25,934
Cash, End of period	8,389	6,816
Paycheck Protection Program CARES Act [Member]
FINANCING ACTIVITIES:
Proceeds from Paycheck Protection Program loan	3,459	0
Repayment of Paycheck Protection Program loan	$ (3,459)	$ 0

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