Consolidated Statement of Cash Flows - USD ($) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Operating Activities
Net earnings (loss)	$ 210	$ 349	$ 739	$ 408
Depreciation, amortization and cost of timber harvested			980	1,068
Deferred income tax provision, net			101	(139)
Restructuring and other charges			219	865
Pension plan contributions			(750)	(353)
Impairment of business	186	0	186	0
Equity (earnings) loss, net	13	72	(84)	64
Periodic pension expense, net			350	290
Other, net			132	66
Changes in current assets and liabilities
Accounts and notes receivable			(166)	(214)
Inventories			(221)	(118)
Accounts payable and accrued liabilities			77	(49)
Interest payable			24	16
Other			3	29
Cash Provided By (Used For) Operations			1,590	1,933
Investment Activities
Invested in capital projects			(998)	(961)
Proceeds from spinoff			0	385
Investment in Special Purpose Entities			(198)	0
Proceeds from sale of fixed assets			32	49
Other			(35)	(31)
Cash Provided By (Used For) Investment Activities			(1,199)	(558)
Financing Activities
Repurchases of common stock and payments of restricted stock tax withholding			(505)	(891)
Issuance of common stock			2	59
Issuance of debt			2,440	1,970
Reduction of debt			(2,202)	(1,762)
Change in book overdrafts			15	20
Dividends paid			(503)	(451)
Acquisition of redeemable noncontrolling interest			0	(114)
Debt tender premiums paid			(211)	(269)
Other			0	(4)
Cash Provided By (Used For) Financing Activities			(964)	(1,442)
Cash Included in Assets Held for Sale		(2)	(143)	0
Effect of Exchange Rate Changes on Cash			(61)	(17)
Change in Cash and Temporary Investments			(777)	(84)
Cash and Temporary Investments
Beginning of period			1,881	1,802	$ 1,802
End of period	$ 1,104	$ 1,718	$ 1,104	$ 1,718	$ 1,881