CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 23,551	$ 31,921
Trade receivables, less allowances of $652 and $450 at respective dates	43,094	36,510
Inventories, net	71,221	62,095
Prepaid expenses and other current assets	6,104	6,083
Total current assets	143,970	136,609
Property, plant and equipment, net	151,815	139,628
Goodwill	37,312	36,731
Intangible assets, net	4,091	4,261
Investments in and advances to partially-owned affiliates	15,094	15,090
Deferred income taxes	39,262	7,087
Other non-current assets	2,924	3,425
Total assets	394,468	342,831
Current liabilities:
Accounts payable	27,612	21,200
Deferred revenue	11,570	1,060
Accrued expenses and other current liabilities	43,844	36,873
Total current liabilities	83,026	59,133
Long-term debt	64,000	98,000
Deferred income taxes	18,577	23,330
Accrued pension benefits	55,373	52,089
Other non-current liabilities	10,195	9,938
Total liabilities	231,171	242,490
Commitments and contingencies (see Notes 18 and 19)
Stockholders' equity:
Common Stock, $.10 par value; authorized 100,000,000 issued 31,704,230 and 31,441,138 shares at respective dates	3,169	3,143
Additional paid-in capital	104,173	101,646
Retained earnings	105,263	42,960
Treasury stock, at cost, 1,795,082 and 1,866,258 shares at respective dates	(15,217)	(15,821)
Accumulated other comprehensive loss	(34,091)	(31,587)
Total stockholders' equity	163,297	100,341
Total liabilities and stockholders' equity	$ 394,468	$ 342,831