CONSOLIDATED STATEMENT OF OPERATIONS - USD ($) shares in Thousands, $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Net sales (Note 3)	$ 3,112	$ 2,506
Costs of sales	1,647	1,430
Gross margin	1,465	1,076
Selling expenses	23	20
General and administrative expenses	92	90
Other operating costs, net (Note 13)	6	10
Operating income	1,344	956
Non-operating pension and other post-employment benefit costs (Note 6)	(15)	(8)
Interest income and other	(1)	1
Interest expense, net of capitalized interest	(72)	(79)
Loss on debt extinguishment (Note 8)	(276)	0
Earnings before income taxes	980	870
Income taxes (Note 14)	(209)	(189)
Net earnings	$ 771	$ 681
Earnings per share, basic and diluted (Note 4)	$ 1.03	$ 0.91
Weighted average shares outstanding (in thousands) (Note 4):
Basic	747,507	748,718
Diluted	748,823	750,024