CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
CURRENT ASSETS:
Cash and cash equivalents	$ 35,661	$ 56,915
Customer receivables, net of allowance for doubtful accounts of $542 and $676 in 2012 and 2011, respectively	106,352	90,001
Other receivables	8,326	8,074
Inventories	82,299	72,827
Deferred income taxes	7,675	7,675
Prepaid expenses and other current assets	5,715	4,657
Total current assets	246,028	240,149
PROPERTY, PLANT AND EQUIPMENT, net	288,776	271,562
OTHER ASSETS:
Goodwill	163,536	163,536
Other intangible assets, net	175,958	181,349
Deferred financing costs, net of accumulated amortization of $3,273 and $2,419 in 2012 and 2011, respectively	7,595	8,449
Other	2,399	3,817
TOTAL	884,292	868,862
CURRENT LIABILITIES:
Accounts payable	83,584	80,261
Accrued payroll and compensation	14,556	16,466
Accrued interest payable	12,480	12,503
Accrued workers compensation	5,388	4,936
Accrued and other liabilities	18,245	14,323
Total current liabilities	134,253	128,489
LONG-TERM DEBT	323,607	323,082
DEFERRED INCOME TAXES	22,379	21,001
NON-CURRENT INCOME TAXES PAYABLE	7,898	7,898
OTHER POSTRETIREMENT BENEFIT PLAN LIABILITY	77,176	76,563
PENSION BENEFIT PLAN LIABILITY	46,281	50,863
OTHER LIABILITIES	17,639	3,583
COMMITMENTS AND CONTINGENCIES (Note 6)	0	0
STOCKHOLDERS' EQUITY:
Preferred Stock, $0.01 par value; 10,000,000 shares authorized	0	0
Common Stock, $0.01 par value; 80,000,000 shares authorized, 47,380,967 and 47,286,768 shares issued and outstanding at June 30, 2012 and December 31, 2011, respectively, and additional paid-in-capital	436,873	435,368
Accumulated other comprehensive loss	(34,461)	(34,422)
Accumulated deficiency	(147,353)	(143,563)
Total stockholders' equity	255,059	257,383
TOTAL	$ 884,292	$ 868,862