Consolidated Statement Of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
OPERATING ACTIVITIES
Net earnings (loss)	$ 2,017	$ 2,144	$ 902
Depreciation, amortization, and cost of timber harvested	1,328	1,423	1,227
Deferred income tax provision (benefit), net	133	(1,113)	136
Restructuring and other charges, net	29	67	54
Pension plan contributions	0	(1,250)	(750)
Periodic pension expense, net	632	717	809
Net gain on transfer of North American Consumer Packaging business	(488)	0	0
Net bargain purchase gain on acquisition of business	0	(6)	0
Net (gains) losses on sales and impairments of businesses	122	9	70
Equity method dividends received	153	133	58
Equity (earnings) losses, net	(336)	(177)	(198)
Other, net	75	212	99
Changes in current assets and liabilities
Accounts and notes receivable	(342)	(370)	(94)
Contract assets	(32)	0	0
Inventories	236	(87)	11
Accounts payable and accrued liabilities	151	114	98
Interest payable	(8)	1	41
Other	(28)	(60)	15
CASH PROVIDED BY (USED FOR) OPERATING ACTIVITIES	3,226	1,757	2,478
INVESTMENT ACTIVITIES
Invested in capital projects	(1,572)	(1,391)	(1,348)
Acquisitions, net of cash acquired	(8)	(45)	(2,228)
Net settlement on transfer of North American Consumer Packaging business	(40)	0	0
Proceeds from divestitures, net of cash divested	0	4	108
Proceeds from sale of fixed assets	23	26	19
Other	28	15	(49)
CASH PROVIDED BY (USED FOR) INVESTMENT ACTIVITIES	(1,569)	(1,391)	(3,498)
FINANCING ACTIVITIES
Repurchases of common stock and payments of restricted stock tax withholding	(732)	(47)	(132)
Issuance of debt	490	1,907	3,830
Reduction of debt	(1,008)	(1,424)	(1,938)
Change in book overdrafts	(1)	26	0
Dividends paid	(789)	(769)	(733)
Net debt tender premiums paid	(6)	(84)	(31)
Other	0	(8)	(14)
CASH PROVIDED BY (USED FOR) FINANCING ACTIVITIES	(2,046)	(399)	982
Effect of Exchange Rate Changes on Cash	(40)	18	21
Change in Cash and Temporary Investments	(429)	(15)	(17)
Cash and Temporary Investments
Beginning of the period	1,018	1,033	1,050
End of the period	$ 589	$ 1,018	$ 1,033