Consoldiated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Current Assets:
Cash and Cash Equivalents	$ 53,940	$ 52,339
Restricted Cash	187	3,279
Receivables:
Trade, less Allowance of $4,399 and $4,828, respectively	131,470	123,920
Other	6,677	4,953
Net Receivables	138,147	128,873
Inventories	58,136	65,912
Prepaid Expenses	11,309	10,320
Deferred Income Taxes, Current Portion	11,339	10,358
Other Current Assets	388	1,015
Total Current Assets	273,446	272,096
Property, Plant and Equipment	294,910	286,949
Accumulated Depreciation	(208,717)	(199,795)
Property, Plant and Equipment, Net	86,193	87,154
Deferred Income Taxes, Long-Term Portion	10,989	15,014
Goodwill	19,717	20,303
Intangible Assets, Net	21,393	23,758
Other Assets	9,022	5,937
Total Assets	420,760	424,262
Current Liabilities:
Current Portion of Long-Term Debt	2,042	4,166
Accounts Payable	47,002	46,869
Employee Compensation and Benefits	33,021	32,934
Income Taxes Payable	785	619
Other Current Liabilities	38,844	39,404
Total Current Liabilities	121,694	123,992
Long-Term Liabilities:
Long-Term Debt	30,281	32,289
Employee-Related Benefits	25,873	40,089
Deferred Income Taxes, Long-Term Portion	3,325	3,189
Other Liabilities	4,533	3,851
Total Long-Term Liabilities	64,012	79,418
Total Liabilities	185,706	203,410
Commitments and Contingencies (Note 13)
Shareholders' Equity:
Preferred Stock of $0.02 par value per share, 1,000,000 shares authorized; no shares issued or outstanding	0	0
Common Stock, $0.375 par value per share, 60,000,000 shares authorized; 18,464,450 and 18,834,940 issued and outstanding, respectively	6,924	7,063
Additional Paid-In Capital	22,398	15,082
Retained Earnings	236,065	227,944
Accumulated Other Comprehensive Loss	(30,333)	(29,237)
Total Shareholders' Equity	235,054	220,852
Total Liabilities and Shareholders' Equity	$ 420,760	$ 424,262