Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) shares in Millions, $ in Millions	Total	Ordinary Shares and Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Loss, Net of Tax	Non- controlling Interests
Beginning Balance (in shares) at Dec. 31, 2019		232.1
Beginning Balance at Dec. 31, 2019	$ 3,443	$ 6,154	$ 1,248	$ (4,033)	$ 74
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	791		772		19
Shares issued - employee stock compensation plans (in shares)		1.2
Shares issued - employee stock compensation plans	(112)	$ (112)
Shares purchased (in shares)		(2.2)
Shares purchased	(463)		(463)
Share-based compensation expense	81	$ 81
Dividends to shareholders	(102)		(102)
Net change in fair value of financial instruments	(5)			(5)
Net foreign currency translation adjustments	(397)			(395)	(2)
Net postretirement benefit obligation	24			24
Ending Balance (in shares) at Mar. 31, 2020		231.1
Ending Balance at Mar. 31, 2020	3,260	$ 6,123	1,455	(4,409)	91
Beginning Balance (in shares) at Dec. 31, 2019		232.1
Beginning Balance at Dec. 31, 2019	3,443	$ 6,154	1,248	(4,033)	74
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	1,202
Net change in fair value of financial instruments	(2)
Net foreign currency translation adjustments	(309)
Net postretirement benefit obligation	47
Ending Balance (in shares) at Jun. 30, 2020		231.5
Ending Balance at Jun. 30, 2020	3,695	$ 6,146	1,751	(4,296)	94
Beginning Balance (in shares) at Mar. 31, 2020		231.1
Beginning Balance at Mar. 31, 2020	3,260	$ 6,123	1,455	(4,409)	91
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	411		398		13
Shares issued - employee stock compensation plans (in shares)		0.4
Shares issued - employee stock compensation plans	(45)	$ (45)
Share-based compensation expense	64	64
Dividends to shareholders	(102)		(102)
Net change in fair value of financial instruments	3			3
Net foreign currency translation adjustments	88			87	1
Net postretirement benefit obligation	23			23
Purchases of subsidiary shares from noncontrolling interests	0	$ 4			(4)
Dividends paid to noncontrolling interests on subsidiary common stock	(7)				(7)
Ending Balance (in shares) at Jun. 30, 2020		231.5
Ending Balance at Jun. 30, 2020	$ 3,695	$ 6,146	1,751	(4,296)	94
Beginning Balance (in shares) at Dec. 31, 2020	225.5	225.5
Beginning Balance at Dec. 31, 2020	$ 3,583	$ 6,314	1,042	(3,861)	88
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	933		913		20
Shares issued - employee stock compensation plans (in shares)		0.9
Shares issued - employee stock compensation plans	(87)	$ (87)
Shares purchased (in shares)		(0.2)
Shares purchased	(50)		(50)
Share-based compensation expense	131	$ 131
Dividends to shareholders	(104)		(104)
Net change in fair value of financial instruments	11			11
Net foreign currency translation adjustments	(70)			(70)
Net postretirement benefit obligation	29			29
Purchases of subsidiary shares from noncontrolling interests	(14)	$ (8)			(6)
Dividends paid to noncontrolling interests on subsidiary common stock	(1)				(1)
Ending Balance (in shares) at Mar. 31, 2021		226.2
Ending Balance at Mar. 31, 2021	$ 4,361	$ 6,350	1,801	(3,891)	101
Beginning Balance (in shares) at Dec. 31, 2020	225.5	225.5
Beginning Balance at Dec. 31, 2020	$ 3,583	$ 6,314	1,042	(3,861)	88
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	1,326
Net change in fair value of financial instruments	10
Net foreign currency translation adjustments	45
Net postretirement benefit obligation	$ 62
Ending Balance (in shares) at Jun. 30, 2021	225.6	225.6
Ending Balance at Jun. 30, 2021	$ 4,567	$ 6,383	1,823	(3,744)	105
Beginning Balance (in shares) at Mar. 31, 2021		226.2
Beginning Balance at Mar. 31, 2021	4,361	$ 6,350	1,801	(3,891)	101
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	393		379		14
Shares issued - employee stock compensation plans (in shares)		0.5
Shares issued - employee stock compensation plans	(52)	$ (52)
Shares purchased (in shares)		(1.1)
Shares purchased	(242)		(242)
Share-based compensation expense	85	$ 85
Dividends to shareholders	(115)		(115)
Net change in fair value of financial instruments	(1)			(1)
Net foreign currency translation adjustments	115			115
Net postretirement benefit obligation	33			33
Dividends paid to noncontrolling interests on subsidiary common stock	$ (10)				(10)
Ending Balance (in shares) at Jun. 30, 2021	225.6	225.6
Ending Balance at Jun. 30, 2021	$ 4,567	$ 6,383	$ 1,823	$ (3,744)	$ 105