CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
ASSETS
Cash and cash equivalents	$ 140,925	$ 118,909
Accounts receivable, net	152,126	148,849
Inventories	138,299	133,649
Income taxes receivable and deferred	23,724	30,010
Prepaid expenses and other current assets	13,464	13,409
Current assets of discontinued operations	2,596	62,107
Total current assets	471,134	506,933
Property, plant and equipment, net	434,266	439,516
Intangibles	1,021	1,079
Goodwill	77,148	75,469
Deferred taxes	127,362	134,644
Other assets	36,448	22,504
Noncurrent assets of discontinued operations	279	50,783
Total assets	1,147,658	1,230,928
LIABILITIES AND SHAREHOLDERS' EQUITY
Notes and loans payable	193	424
Accounts payable	37,732	33,663
Accrued liabilities	104,989	105,649
Current maturities of long-term debt	30,145	1,263
Income taxes payable and deferred	7,010	8,766
Current liabilities of discontinued operations	2,675	20,946
Total current liabilities	182,744	170,711
Long-term debt	296,636	373,125
Other noncurrent liabilities	127,993	185,648
Deferred taxes and other credits	61,066	71,529
Noncurrent liabilities of discontinued operations		14,065
Total liabilities	668,439	815,078
Commitments and Contingencies
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	391,611	391,495
Retained earnings	465,016	422,044
Accumulated items of other comprehensive income:
Translation adjustments	(6,244)	(19,111)
Pension and post retirement liability adjustments	(110,480)	(118,104)
Derivative valuation adjustment	(2,804)	(2,594)
Treasury stock (Class A), at cost 8,479,487 shares in 2012 and 2011	(257,920)	(257,920)
Total shareholders' equity	479,219	415,850
Total liabilities and shareholders' equity	1,147,658	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