Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
CURRENT ASSETS
Cash and cash equivalents	$ 236,575	$ 78,603
Accounts receivable, less allowance for doubtful accounts of $350 and $399	97,198	95,008
Inventory
Finished goods	80,457	96,261
Work in progress	2,864	5,544
Raw materials	16,922	18,295
Manufacturing and maintenance supplies	2,074	1,898
Total Inventory	102,317	121,998
Prepaid and other current assets	62,010	48,893
Total current assets	498,100	344,502
TIMBER AND TIMBERLANDS, NET OF DEPLETION AND AMORTIZATION	1,504,291	1,503,711
PROPERTY, PLANT AND EQUIPMENT
Land	26,952	26,917
Buildings	144,018	140,269
Machinery and equipment	1,350,939	1,355,897
Construction in progress	157,376	96,097
Total property, plant and equipment, gross	1,679,285	1,619,180
Less—accumulated depreciation	(1,157,275)	(1,157,628)
Total property, plant and equipment, net	522,010	461,552
INVESTMENT IN JOINT VENTURE (Note 5)	74,388	69,219
OTHER ASSETS	195,094	190,364
Total Assets	2,793,883	2,569,348
CURRENT LIABILITIES
Accounts payable	100,681	72,873
Current maturities of long-term debt	50,512	28,110
Accrued taxes	17,350	5,223
Accrued payroll and benefits	20,322	26,846
Accrued interest	11,075	7,044
Accrued customer incentives	7,148	10,369
Other current liabilities	16,064	17,855
Current liabilities for dispositions and discontinued operations (Note 10)	9,931	9,931
Total current liabilities	233,083	178,251
LONG-TERM DEBT	973,717	819,229
NON-CURRENT LIABILITIES FOR DISPOSITIONS AND DISCONTINUED OPERATIONS (Note 10)	79,194	80,893
PENSION AND OTHER POSTRETIREMENT BENEFITS (Note 12)	140,517	140,623
OTHER NON-CURRENT LIABILITIES	24,987	27,279
COMMITMENTS AND CONTINGENCIES (Note 9 and 11)
SHAREHOLDERS’ EQUITY
Common Shares, 240,000,000 shares authorized, 122,450,771 and 122,035,177 shares issued and outstanding	634,976	630,286
Retained earnings	810,687	806,235
Accumulated other comprehensive loss	(103,278)	(113,448)
TOTAL SHAREHOLDERS' EQUITY	1,342,385	1,323,073
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 2,793,883	$ 2,569,348