CONSOLIDATED STATEMENT OF SHAREHOLDERS EQUITY - USD ($) $ in Millions	Total	Common stock	Capital in excess of par value	Accumulated deficit	Accumulated  other comprehensive (loss) income	Treasury stock	Non-controlling interest
Shareholders' equity, beginning balance, shares at Dec. 31, 2023		275,700,000
Shareholders' equity, beginning balance at Dec. 31, 2023	$ 14,580	$ 35	$ 19,874	$ (2,501)	$ (1,896)	$ (963)	$ 31
Treasury stock, beginning balance (in shares) at Dec. 31, 2023						20,400,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	327			323			4
Other Comprehensive income (loss)	136				136
Cash dividends declared	(306)			(306)
Stock Issued During Period, Shares, Stock Options Exercised, Net Of Shares Repurchased						100,000
Stock options/SSARs	1		(1)			$ 2
Vested restricted stock units and awards	(14)		(30)			$ 16
Vested restricted stock units and awards, shares						300,000
Stock-based compensation	59		59
Other	(1)			(1)
Shareholders' equity, ending balance, shares at Sep. 30, 2024		275,700,000
Shareholders' equity, ending balance at Sep. 30, 2024	$ 14,782	$ 35	19,902	(2,485)	(1,760)	$ (945)	35
Treasury stock, ending balance (in shares) at Sep. 30, 2024						20,000,000.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared per share, in dollars per share	$ 1.20
Shareholders' equity, beginning balance, shares at Dec. 31, 2023		275,700,000
Shareholders' equity, beginning balance at Dec. 31, 2023	$ 14,580	$ 35	19,874	(2,501)	(1,896)	$ (963)	31
Treasury stock, beginning balance (in shares) at Dec. 31, 2023						20,400,000
Shareholders' equity, ending balance, shares at Dec. 31, 2024		275,700,000
Shareholders' equity, ending balance at Dec. 31, 2024	$ 13,869	$ 35	19,917	(2,647)	(2,527)	$ (944)	35
Treasury stock, ending balance (in shares) at Dec. 31, 2024	20,000,000.0					20,000,000.0
Shareholders' equity, beginning balance, shares at Jun. 30, 2024		275,700,000
Shareholders' equity, beginning balance at Jun. 30, 2024	$ 14,264	$ 35	19,894	(2,441)	(2,315)	$ (946)	37
Treasury stock, beginning balance (in shares) at Jun. 30, 2024						20,100,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	59			58			1
Other Comprehensive income (loss)	555				555
Cash dividends declared	(102)			(102)
Stock Issued During Period, Shares, Stock Options Exercised, Net Of Shares Repurchased						100,000
Stock options/SSARs	2		1			$ 1
Vested restricted stock units and awards	(9)		(9)
Stock-based compensation	16		16
Other	(3)						(3)
Shareholders' equity, ending balance, shares at Sep. 30, 2024		275,700,000
Shareholders' equity, ending balance at Sep. 30, 2024	$ 14,782	$ 35	19,902	(2,485)	(1,760)	$ (945)	35
Treasury stock, ending balance (in shares) at Sep. 30, 2024						20,000,000.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Maximum dividend threshold per quarter (in dollars per share)	$ 0.40
Dividends declared per share, in dollars per share	$ 0.40
Shareholders' equity, beginning balance, shares at Dec. 31, 2024		275,700,000
Shareholders' equity, beginning balance at Dec. 31, 2024	$ 13,869	$ 35	19,917	(2,647)	(2,527)	$ (944)	35
Treasury stock, beginning balance (in shares) at Dec. 31, 2024	20,000,000.0					20,000,000.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ (390)			(392)			2
Other Comprehensive income (loss)	1,064				1,064
Cash dividends declared	(306)			(306)
Stock options/SSARs	(3)		(4)			$ 1
Vested restricted stock units and awards	(28)		(56)			$ 28
Vested restricted stock units and awards, shares						600,000
Stock-based compensation	72		72
Impact from business divestitures	(4)						(4)
Other	(1)						(1)
Shareholders' equity, ending balance, shares at Sep. 30, 2025		275,700,000
Shareholders' equity, ending balance at Sep. 30, 2025	$ 14,273	$ 35	19,929	(3,345)	(1,463)	$ (915)	32
Treasury stock, ending balance (in shares) at Sep. 30, 2025	19,400,000					19,400,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared per share, in dollars per share	$ 1.20
Shareholders' equity, beginning balance, shares at Jun. 30, 2025		275,700,000
Shareholders' equity, beginning balance at Jun. 30, 2025	$ 14,368	$ 35	19,916	(3,283)	(1,415)	$ (917)	32
Treasury stock, beginning balance (in shares) at Jun. 30, 2025						19,400,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	41			40			1
Other Comprehensive income (loss)	(48)				(48)
Cash dividends declared	(102)			(102)
Stock options/SSARs	(3)		(3)
Vested restricted stock units and awards	(3)		(5)			$ 2
Stock-based compensation	21		21
Other	(1)						(1)
Shareholders' equity, ending balance, shares at Sep. 30, 2025		275,700,000
Shareholders' equity, ending balance at Sep. 30, 2025	$ 14,273	$ 35	$ 19,929	$ (3,345)	$ (1,463)	$ (915)	$ 32
Treasury stock, ending balance (in shares) at Sep. 30, 2025	19,400,000					19,400,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Maximum dividend threshold per quarter (in dollars per share)	$ 0.40
Dividends declared per share, in dollars per share	$ 0.40