CONSOLIDATED STATEMENTS OF EQUITY (UNAUDITED) - USD ($) $ in Millions	Total	Common Shares	Additional Paid-In Capital	Retained Earnings	Treasury Shares	Accumulated Other  Comprehensive Income (Loss)
Beginning balance (in shares) at Dec. 31, 2020		116,765,613
Beginning balance at Dec. 31, 2020	$ 5,867	$ 3	$ 8,822	$ 15,292	$ (18,879)	$ 629
Ending balance (in shares) at Mar. 31, 2021		115,988,271
Ending balance at Mar. 31, 2021	5,502	$ 3	8,982	15,600	(19,400)	317
Beginning balance (in shares) at Dec. 31, 2020		116,765,613
Beginning balance at Dec. 31, 2020	5,867	$ 3	8,822	15,292	(18,879)	629
Increase (decrease) in stockholders' equity
Net income	1,028			1,028
Other comprehensive income (loss), net of tax	(169)					(169)
Dividends to shareholders	(263)			(263)
Repurchase of common shares (in shares)		(4,488,172)
Repurchase of common shares	(1,038)				(1,038)
Share-based compensation plans (in shares)		2,019,993
Share-based compensation plans	261		227		34
Ending balance (in shares) at Jun. 30, 2021		114,297,434
Ending balance at Jun. 30, 2021	5,686	$ 3	9,049	16,057	(19,883)	460
Beginning balance (in shares) at Mar. 31, 2021		115,988,271
Beginning balance at Mar. 31, 2021	5,502	$ 3	8,982	15,600	(19,400)	317
Increase (decrease) in stockholders' equity
Net income	591			591
Other comprehensive income (loss), net of tax	143					143
Dividends to shareholders	(134)			(134)
Repurchase of common shares (in shares)		(1,898,474)
Repurchase of common shares	(484)				(484)
Share-based compensation plans (in shares)		207,637
Share-based compensation plans	68		67		1
Ending balance (in shares) at Jun. 30, 2021		114,297,434
Ending balance at Jun. 30, 2021	5,686	$ 3	9,049	16,057	(19,883)	460
Beginning balance (in shares) at Dec. 31, 2021		110,861,010
Beginning balance at Dec. 31, 2021	5,685	$ 3	9,220	17,525	(21,066)	3
Increase (decrease) in stockholders' equity
Net income	1,517			1,517
Other comprehensive income (loss), net of tax	(1,798)					(1,798)
Dividends to shareholders	(275)			(275)
Repurchase of common shares (in shares)		(3,724,611)
Repurchase of common shares	(1,056)				(1,056)
Share-based compensation plans (in shares)		1,302,219
Share-based compensation plans	231		160		71
Ending balance (in shares) at Jun. 30, 2022		108,438,618
Ending balance at Jun. 30, 2022	4,304	$ 3	9,380	18,767	(22,051)	(1,795)
Beginning balance (in shares) at Mar. 31, 2022		110,145,970
Beginning balance at Mar. 31, 2022	5,010	$ 3	9,348	18,153	(21,599)	(895)
Increase (decrease) in stockholders' equity
Net income	756			756
Other comprehensive income (loss), net of tax	(900)					(900)
Dividends to shareholders	(142)			(142)
Repurchase of common shares (in shares)		(1,794,376)
Repurchase of common shares	(477)				(477)
Share-based compensation plans (in shares)		87,024
Share-based compensation plans	57		32		25
Ending balance (in shares) at Jun. 30, 2022		108,438,618
Ending balance at Jun. 30, 2022	$ 4,304	$ 3	$ 9,380	$ 18,767	$ (22,051)	$ (1,795)