Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
OPERATING ACTIVITIES
Net income	$ 276,005	$ 217,586	$ 312,541
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation, depletion and amortization	135,742	143,406	158,371
Non-cash cost of real estate sold	4,329	6,692	7,634
Stock-based incentive compensation expense	16,181	15,223	15,754
Gain on sale of a portion of interest in the New Zealand joint venture	0	(11,545)	0
Amortization of convertible debt discount	8,654	8,160	6,517
Deferred income taxes	2,498	14,936	(6,260)
Amortization of pension and postretirement plans	12,369	6,135	4,387
Non-cash adjustments to unrecognized tax benefit liability	(16,000)	4,723	15,467
Other	5,184	(237)	3,973
Changes in operating assets and liabilities:
Receivables	(12,011)	20,774	(26,863)
Inventories	(3,868)	(27,693)	9,202
Accounts payable	6,347	(4,606)	(12,552)
Income tax and alternative fuel mixture credit receivable	19,788	170,845	(190,694)
All other operating activities	(13,739)	(60,377)	17,917
Expenditures for dispositions and discontinued operations	(9,209)	(8,632)	(8,095)
CASH PROVIDED BY OPERATING ACTIVITIES	432,270	495,390	307,299
INVESTING ACTIVITIES
Capital expenditures	(144,522)	(138,449)	(91,667)
Purchase of timberlands	(320,899)	(5,360)	0
Jesup mill cellulose specialties expansion	(42,894)	0	0
Change in restricted cash	8,323	(8,231)	1,399
Other	11,378	9,384	(2,476)
CASH USED FOR INVESTING ACTIVITIES	(488,614)	(142,656)	(92,744)
FINANCING ACTIVITIES
Issuance of debt (Note 11)	460,000	157,000	267,500
Repayment of debt	(499,057)	(96,650)	(307,643)
Dividends paid	(185,272)	(163,673)	(158,218)
Proceeds from the issuance of common shares	13,451	26,314	11,115
Excess tax benefits on stock-based compensation	5,681	5,411	2,720
Purchase of exchangeable note hedge (Note 11)	0	0	(23,460)
Proceeds from issuance of warrant (Note 11)	0	0	12,506
Debt issuance costs	(2,027)	(561)	(4,678)
Repurchase of common shares	(7,909)	(6,028)	(1,388)
CASH USED FOR FINANCING ACTIVITIES	(215,133)	(78,187)	(201,546)
EFFECT OF EXCHANGE RATE CHANGES ON CASH	617	(48)	270
CASH AND CASH EQUIVALENTS
(Decrease) increase in cash and cash equivalents	(270,860)	274,499	13,279
Balance, beginning of year	349,463	74,964	61,685
Balance, end of year	78,603	349,463	74,964
Cash paid during the year:
Interest	38,223	39,991	41,433
Income taxes	17,509	11,776	8,824
Non-cash investing and financing activity:
Acquisition of timberlands (Note 6)	105,000	0	0
Assumption of loan (Note 11)	105,000	0	0
Capital assets purchased on account	$ 20,866	$ 12,388	$ 8,722