Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash Flows from Operating Activities
Net income	$ 6,493	$ 5,509
Loss from discontinued operations	0	(28)
Income from continuing operations	6,493	5,537
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	6,054	6,149
Stock compensation expense	1,348	568
Net gain on sale of assets	(189)	(8,141)
Restructuring charges, non-cash	910	108
Other, net	(407)	(1,647)
Changes in operating assets and liabilities, excluding the effects of acquisitions:
Accounts receivable	14,880	(15,332)
Inventories	117	(5,361)
Other current assets and other assets	(254)	1,786
Accounts payable	(5,101)	8,450
Accrued expenses and other non-current liabilities	(8,497)	(6,869)
Net cash provided by (used in) operating activities	15,354	(14,752)
Cash Flows from Investing Activities
Cash paid for acquisitions	(2,314)	0
Net proceeds from sale of property and equipment	57	26,181
Purchases of property, plant, and equipment	(1,501)	(2,022)
Other, net	1,118	(61)
Net cash (used in) provided by investing activities	(2,640)	24,098
Cash Flows from Financing Activities
Payment of debt issuance costs	54	0
Purchase of treasury stock at market prices	(414)	(356)
Net proceeds from issuance of common stock	133	9
Excess tax benefit from stock compensation	187	18
Net cash used in financing activities	(148)	(329)
Effect of exchange rate changes on cash	1,203	(1,327)
Net increase in cash and cash equivalents	13,769	$ 7,690
Cash and cash equivalents at beginning of year	68,858
Cash and cash equivalents at end of period	$ 82,627