CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Operating Activities:
Net income	$ 45,870	$ 26,234
Loss (income) from discontinued operations	0	(102)
Adjustments to reconcile net income to cash provided by (used in) operating activities:
Depreciation and amortization	19,858	19,617
Stock-based compensation expense	5,652	3,704
Deferred income taxes	514	2,267
Equity in undistributed income of unconsolidated joint ventures	(2,992)	(3,045)
Dividends received from unconsolidated joint ventures	905	1,988
Pension and postretirement benefits	(2,257)	5,346
Gain from the sale of property, plant and equipment	(102)	(104)
Changes in operating assets and liabilities excluding effects of acquisition and disposition of businesses:
Accounts receivable, accounts receivable other and taxes receivable	(22,775)	(14,121)
Accounts receivable, joint ventures	(274)	(305)
Inventories	(474)	7,875
Pension contribution	(7,265)	(13,000)
Other current assets	(198)	34
Accounts payable and other accrued expenses	18,972	6,089
Other, net	2,033	1,779
Net cash provided by (used in) operating activities of continuing operations	57,467	44,256
Net cash provided by (used in) operating activities of discontinued operations		848
Net cash provided by (used in) operating activities	57,467	45,104
Investing Activities:
Capital expenditures	(18,788)	(13,549)
Proceeds from the sale of property, plant and equipment, net	102	104
Net cash provided by (used in) investing activities of continuing operations	(18,686)	(13,445)
Financing Activities:
Repayment of debt principal and long term lease obligation	(12,711)	(17,371)
Proceeds from sale of capital stock, net	15,595	26,047
Issuance of restricted stock shares	(1,427)	(1,189)
Proceeds from issuance of shares to employee stock purchase plan	694	733
Net cash provided by (used in) financing activities of continuing operations	2,151	8,220
Effect of exchange rate fluctuations on cash	(4,843)	3,866
Net increase (decrease) in cash and cash equivalents	36,089	43,745
Cash and cash equivalents at beginning of year	191,884	114,863
Cash and cash equivalents at end of quarter	$ 227,973	$ 158,608