CONSOLIDATED STATEMENT OF OPERATIONS - USD ($) shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement [Abstract]
Net sales (Note 3)	$ 7,674	$ 10,184	$ 10,201
Costs of sales	5,992	6,564	6,103
Gross margin	1,682	3,620	4,098
Selling expenses	87	93	95
General and administrative expenses	431	398	396
Product remediation recoveries (Note 17)	0	0	(37)
Gain on sale of timberlands (Note 4)	(84)	0	(32)
Other operating costs, net (Note 18)	62	49	33
Operating income	1,186	3,080	3,643
Non-operating pension and other post-employment benefit costs (Note 8)	(45)	(254)	(19)
Interest income and other	76	25	5
Interest expense, net of capitalized interest	(280)	(270)	(313)
Loss on debt extinguishment (Note 11)	0	(276)	0
Earnings before income taxes	937	2,305	3,316
Income taxes (Note 19)	(98)	(425)	(709)
Net earnings	$ 839	$ 1,880	$ 2,607
Earnings per share (Note 5):
Basic	$ 1.15	$ 2.53	$ 3.48
Diluted	$ 1.15	$ 2.53	$ 3.47
Weighted average shares outstanding (in thousands) (Note 5):
Basic	731,654	741,904	749,496
Diluted	732,222	742,953	750,983