Consolidated Statement of Cash Flows - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017
Operating Activities
Net earnings (loss)	$ 730	$ 209
Depreciation, amortization and cost of timber harvested	325	345
Deferred income tax provision (benefit), net	157	7
Restructuring and other charges	22	0
Net gain on transfer of North American Consumer Packaging business to Graphic Packaging	(516)	0
Net bargain purchase gain on acquisition of business	0	(6)
Ilim dividends received	116	127
Equity (earnings) loss, net	(95)	(48)
Periodic pension expense, net	42	78
Other, net	14	45
Changes in current assets and liabilities
Accounts and notes receivable	(122)	(57)
Contract assets	(22)	0
Inventories	21	(15)
Accounts payable and accrued liabilities	11	22
Interest payable	(34)	(18)
Other	14	(56)
Cash Provided By (Used For) Operations	663	633
Investment Activities
Invested in capital projects	(489)	(374)
Proceeds from divestitures, net of cash divested	1	0
Proceeds from sale of fixed assets	1	1
Other	(2)	(27)
Cash Provided By (Used For) Investment Activities	(489)	(400)
Financing Activities
Repurchases of common stock and payments of restricted stock tax withholding	(31)	(46)
Issuance of debt	223	186
Reduction of debt	(34)	(227)
Change in book overdrafts	(17)	(6)
Dividends paid	(197)	(191)
Cash Provided By (Used For) Financing Activities	(56)	(284)
Effect of Exchange Rate Changes on Cash	5	16
Change in Cash and Temporary Investments	123	(35)
Cash and Temporary Investments
Beginning of period	1,018	1,033	$ 1,033
End of period	$ 1,141	$ 998	$ 1,018