CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net income	$ 19,982	$ 29,754
Adjustments to reconcile net income to net cash provided by operating activities:
Gain on sale of business	0	(18,647)
Depreciation and amortization	8,634	8,637
Deferred income taxes	(553)	(981)
Stock based compensation	2,074	1,464
Loss on disposition of property, plant and equipment	0	222
Changes in operating assets and liabilities:
Accounts receivable	(11,294)	(13,659)
Inventories	(704)	(7,924)
Accounts payable	8,226	2,009
Accrued payroll and other compensation	2,859	(2,818)
Accrued taxes	492	3,261
Other, net	3,691	3,177
Net cash provided by operating activities	33,407	4,495
Cash flows from investing activities:
Proceeds from the sale of business, net	0	28,550
Capital expenditures	(15,549)	(11,678)
Net cash (used for) provided by investing activities	(15,549)	16,872
Cash flows from financing activities:
Debt repayments	(10,297)	(282)
Common stock issued	404	1,055
Common stock repurchased	(710)	(8,450)
Excess tax benefit on stock awards	0	485
Net cash used for financing activities	(10,603)	(7,192)
Effect of exchange rate changes on cash	(449)	(1,950)
Increase in cash and cash equivalents	6,806	12,225
Cash and cash equivalents at beginning of period	75,909	62,051
Cash and cash equivalents at end of period	$ 82,715	$ 74,276