CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
ASSETS
Cash and cash equivalents	$ 164,592	$ 118,909
Accounts receivable, net	160,374	147,511
Inventories	128,973	129,803
Income taxes receivable and deferred	22,662	30,010
Prepaid expenses and other current assets	10,071	13,349
Current assets of discontinued operations		67,351
Total current assets	486,672	506,933
Property, plant and equipment, net	420,686	438,953
Intangibles	964	1,079
Goodwill	74,171	75,469
Deferred taxes	117,247	134,644
Other assets	37,482	23,383
Noncurrent assets of discontinued operations		50,467
Total assets	1,137,222	1,230,928
LIABILITIES AND SHAREHOLDERS' EQUITY
Notes and loans payable	357	424
Accounts payable	31,199	32,708
Accrued liabilities	108,277	105,104
Current maturities of long-term debt	30,355	1,263
Income taxes payable and deferred	2,669	8,766
Current liabilities of discontinued operations		22,446
Total current liabilities	172,857	170,711
Long-term debt	313,632	373,125
Other noncurrent liabilities	111,563	185,596
Deferred taxes and other credits	61,466	71,529
Noncurrent liabilities of discontinued operations		14,117
Total liabilities	659,518	815,078
SHAREHOLDERS' EQUITY
Preferred stock, par value $5.00 per share; authorized 2,000,000 shares; none issued
Common Stock	40	40
Additional paid in capital	392,187	391,495
Retained earnings	426,880	422,044
Accumulated items of other comprehensive income:
Translation adjustments	(28,715)	(19,111)
Pension and postretirement liability adjustments	(52,026)	(118,104)
Derivative valuation adjustment	(2,998)	(2,594)
Treasury stock (Class A), at cost 8,467,873 shares in 2012, and 8,479,487 shares in 2011	(257,664)	(257,920)
Total shareholders' equity	477,704	415,850
Total liabilities and shareholders' equity	1,137,222	1,230,928
Class A Common Stock [Member]
SHAREHOLDERS' EQUITY
Common Stock	37	37
Class B Common Stock [Member]
SHAREHOLDERS' EQUITY
Common Stock	$ 3	$ 3