Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Cash flows from operating activities:
Net income	$ 8,479	$ 4,277
Adjustments for noncash items:
Depreciation	8,751	9,478
Amortization of intangibles	1,395	1,775
Deferred income taxes	(2,157)	(1,048)
Accrued pension and postretirement benefits	2,252	3,403
Gain on investment accounted for under the fair value method	0	(1,100)
Loss on asset impairments and divestitures	400	0
Changes in assets and liabilities, net of effects of acquisitions and divestitures:
Accounts and other receivables	(18,912)	(16,679)
Inventories	304	(4,486)
Income taxes recoverable/payable	3,502	5,861
Prepaid expenses and other	1,360	1,173
Accounts payable and accrued expenses	4,223	6,140
Other, net	445	(39)
Net cash provided by operating activities	10,042	8,755
Cash flows from investing activities:
Capital expenditures	(10,153)	(10,344)
Proceeds from the sale of business	0	306
Proceeds from the sale of assets and other	0	168
Net cash used in investing activities	(10,153)	(9,870)
Cash flows from financing activities:
Borrowings	8,000	6,250
Debt principal payments and financing costs	(13,000)	(16,250)
Dividends paid	(2,261)	(2,263)
Proceeds from exercise of stock options and other	(139)	2,101
Net cash used in financing activities	(7,400)	(10,162)
Effect of exchange rate changes on cash	121	140
Increase (decrease) in cash and cash equivalents	(7,390)	(11,137)
Cash and cash equivalents at beginning of period	52,617	48,822
Cash and cash equivalents at end of period	$ 45,227	$ 37,685