Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
OPERATING ACTIVITIES
Net Income	$ 203,076	$ 219,774
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation, depletion and amortization	102,499	101,758
Non-cash cost of real estate sold	3,005	3,108
Stock-based incentive compensation expense	12,212	11,793
Amortization of debt discount/premium	5,367	6,471
Deferred income taxes	(17,688)	(5,967)
Amortization of losses from pension and postretirement plans	14,275	9,320
Non-cash adjustments to unrecognized tax benefit liability	0	(16,000)
Other	(2,701)	(5,177)
Changes in operating assets and liabilities:
Receivables	(14,169)	(24,071)
Inventories	(646)	(8,435)
Accounts payable	(13,326)	6,346
Income tax receivable/payable	52,189	29,483
All other operating activities	16,416	4,782
Expenditures for dispositions and discontinued operations	(6,867)	(6,915)
CASH PROVIDED BY OPERATING ACTIVITIES	353,642	326,270
INVESTING ACTIVITIES
Capital expenditures	(112,015)	(87,156)
Purchase of timberlands	(11,632)	(94,162)
Jesup mill cellulose specialties expansion (gross purchases of $130,718 and $14,567, net of purchases on account of $25,936 and $6,508)	(104,782)	(8,059)
Change in restricted cash	(12,796)	8,323
Other	4,281	513
CASH USED FOR INVESTING ACTIVITIES	(236,944)	(180,541)
FINANCING ACTIVITIES
Issuance of debt	355,000	180,000
Repayment of debt	(198,653)	(180,000)
Dividends paid	(152,358)	(136,563)
Proceeds from the issuance of common shares	20,732	8,248
Excess tax benefits on stock-based compensation	7,057	4,951
Debt issuance costs	(3,698)	(2,027)
Repurchase of common shares	(7,783)	(7,909)
CASH PROVIDED BY (USED FOR) FINANCING ACTIVITIES	20,297	(133,300)
EFFECT OF EXCHANGE RATE CHANGES ON CASH	(123)	393
CASH AND CASH EQUIVALENTS
Change in cash and cash equivalents	136,872	12,822
Balance, beginning of year	78,603	349,463
Balance, end of period	215,475	362,285
Cash paid during the period:
Interest	18,239	23,706
Income taxes	14,912	4,992
Non-cash investing activity:
Capital assets purchased on account	$ 52,727	$ 16,504