CONSOLIDATED STATEMENT OF OPERATIONS - USD ($) shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Statement [Abstract]
Net sales (Note 3)	$ 7,124	$ 7,674	$ 10,184
Costs of sales	5,811	5,992	6,564
Gross margin	1,313	1,682	3,620
Selling expenses	88	87	93
General and administrative expenses	480	431	398
Gain on sale of timberlands (Note 4)	0	(84)	0
Other operating costs, net (Note 17)	60	62	49
Operating income	685	1,186	3,080
Non-operating pension and other post-employment benefit costs (Note 8)	(42)	(45)	(254)
Interest income and other	53	76	25
Interest expense, net of capitalized interest	(269)	(280)	(270)
Loss on debt extinguishment (Note 11)	0	0	(276)
Earnings before income taxes	427	937	2,305
Income taxes (Note 18)	(31)	(98)	(425)
Net earnings	$ 396	$ 839	$ 1,880
Basic and diluted earnings per share (Note 5):
Basic	$ 0.54	$ 1.15	$ 2.53
Diluted	$ 0.54	$ 1.15	$ 2.53
Weighted average shares outstanding (in thousands) (Note 5):
Basic	728,398	731,654	741,904
Diluted	728,957	732,222	742,953