Statements of Consolidated Stockholders' Equity (UAH) - USD ($) $ in Millions	Total	Common Stock	Additional Capital Invested	Treasury Stock	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Balance (in shares) at Dec. 31, 2020		311,800,000
Balance at Dec. 31, 2020	$ 5,960	$ 4	$ 8,366	$ (3,897)	$ 2,626	$ (1,139)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(1,964)				(1,964)
Other comprehensive income (loss)	197					197
Stock-settled share-based compensation	232		232
Warrants issued	99		99
Issuance of common stock (in shares)		11,000,000.0
Issuance of common stock	532		532
Stock issued for share-based awards, net of shares withheld for tax (in shares)		1,000,000.0
Stock issued for share-based awards, net of shares withheld for tax	(27)		(73)	83	(37)
Balance (in shares) at Dec. 31, 2021		323,800,000
Balance at Dec. 31, 2021	5,029	$ 4	9,156	(3,814)	625	(942)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	737				737
Other comprehensive income (loss)	1,117					1,117
Stock-settled share-based compensation	86		86
Stock issued for share-based awards, net of shares withheld for tax (in shares)		3,100,000
Stock issued for share-based awards, net of shares withheld for tax	$ (73)		(256)	280	(97)
Balance (in shares) at Dec. 31, 2022	326,930,321	326,900,000
Balance at Dec. 31, 2022	$ 6,896	$ 4	8,986	(3,534)	1,265	175
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	2,618				2,618
Other comprehensive income (loss)	(237)					(237)
Stock-settled share-based compensation	77		77
Proceeds from exercise of stock options	1		1
Stock issued for share-based awards, net of shares withheld for tax (in shares)		1,100,000
Stock issued for share-based awards, net of shares withheld for tax	$ (31)		(72)	93	(52)
Balance (in shares) at Dec. 31, 2023	328,018,739	328,000,000.0
Balance at Dec. 31, 2023	$ 9,324	$ 4	$ 8,992	$ (3,441)	$ 3,831	$ (62)