Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Operating activities:
Net income	$ 9,451	$ 3,014
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	4,940	6,386
Stock-based compensation	2,722	(1,332)
Gain on Sale of Property	(5,422)	0
Changes in operating assets and liabilities, net of acquisitions:
Accounts receivable	(7,046)	(4,547)
Inventories	(373)	3,209
Prepaid expenses and other assets	(1,562)	(388)
Accounts payable and other liabilities	738	(1,345)
Other	307	318
Net cash provided by operating activities	3,755	5,315
Investing activities:
Purchases of property, plant and equipment	(1,228)	(2,572)
Proceeds from Sale of Property	6,177	0
Business acquisitions	0	(2,576)
Net cash provided by (used in) investing activities	4,949	(5,148)
Financing activities:
Net payments on revolving line of credit	(841)	(925)
Repurchase treasury shares	(20)	(18)
Net cash used in financing activities	(861)	(943)
Effect of exchange rate changes on cash and cash equivalents	779	668
Increase (decrease) in cash and cash equivalents	8,622	(108)
Cash and cash equivalents at beginning of period	10,421	10,765
Cash and cash equivalents at end of period	$ 19,043	$ 10,657