Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Operating activities:
Net income	$ 7,221	$ 6,214
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	(5,893)	(6,855)
Stock-based compensation	(4,054)	(7,508)
Deferred income taxes	2,169	545
Changes in operating assets and liabilities:
Accounts receivable	(1,380)	(193)
Inventories	(2,308)	(2,915)
Prepaid expenses and other assets	(3,890)	(1,501)
Accounts payable and other liabilities	3,230	(2,851)
Other	667	935
Net cash provided by operating activities	9,196	20,299
Investing activities:
Purchases of property, plant and equipment	(2,028)	(2,524)
Business acquisition, net of acquired cash	0	(5,307)
Net cash used in investing activities	(2,028)	(7,831)
Financing activities:
Net payments on revolving lines of credit	(8,552)	(3,720)
Shares repurchased held in treasury	(4,527)	(523)
Payment of financing fees	(271)	(185)
Proceeds from Stock Options Exercised	33	14
Payments of Financing Costs	(573)	0
Payments of Merger Related Costs, Financing Activities	0	(76)
Net cash used in financing activities	(13,890)	(4,490)
Effect of Exchange Rate Changes on Cash, Cash Equivalents and Restricted Cash:
Effect of Exchange Rate on Cash and Cash Equivalents	336	(511)
Increase (decrease) in cash and cash equivalents	(6,386)	7,467
Cash and cash equivalents at end of year	5,495	11,883
Restricted Cash and Cash Equivalents, Current	802	800
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	6,297	12,683
Income Taxes Paid, Net	947	1,265
Interest Paid, Including Capitalized Interest, Operating and Investing Activities	$ 590	$ 1,036