Consolidated Statements of Equity (Parenthetical) - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Common Stock, Dividends, Per Share, Declared	$ 3.00	$ 2.68	$ 2.36
Stockholders' Equity Note, Spinoff Transaction		$ (18.9)	$ (49.0)
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests		(15.1)
Cash dividends, declared	$ (684.5)	(620.7)	(561.8)
Total equity	7,017.0	6,105.2	6,273.1	$ 6,427.1
Net earnings	2,041.7	1,774.7	1,436.6
Other	0.2	0.1	0.1
Treasury Stock, Value	1,719.4	1,719.4
Share-based compensation	61.6	54.3	63.6
Other comprehensive income (loss), net of tax	95.7	(130.2)	(6.6)
Shares issued under incentive stock plans, value	79.3	2.6	78.3
Dividends to noncontrolling interests	(12.9)	(14.5)	(14.9)
Repurchase of ordinary shares	(669.3)	(1,200.2)	(1,100.3)
Repurchase of ordinary shares	$ (669.3)	$ (1,200.2)	(1,100.3)
Common Stock, Shares, Outstanding	251.7	253.3
Retained earnings [Member]
Stockholders' Equity Note, Spinoff Transaction		$ (18.9)	49.0
Cash dividends, declared	$ (684.5)	(620.7)	(561.8)
Total equity	9,133.7	8,320.9	8,353.2	8,495.3
Net earnings	2,023.9	1,756.5	1,423.4
Other	0.0	0.0	0.0
Share-based compensation	(2.7)	(1.9)	(2.8)
Other comprehensive income (loss), net of tax	0.0	0.0	0.0
Shares issued under incentive stock plans, value	0.0	0.0	0.0
Dividends to noncontrolling interests	0.0	0.0
Repurchase of ordinary shares	(523.9)	(1,147.3)	(951.9)
Accumulated other comprehensive income (loss) [Member]
Stockholders' Equity Note, Spinoff Transaction		0.0	0.0
Cash dividends, declared	0.0	0.0	0.0
Total equity	(670.8)	(766.2)	(637.6)	(631.5)
Net earnings	0.0	0.0	0.0
Other	0.0		0.0
Share-based compensation	0.0	0.0	0.0
Other comprehensive income (loss), net of tax	95.4	(128.6)	(6.1)
Shares issued under incentive stock plans, value	0.0	0.0	0.0
Dividends to noncontrolling interests	0.0	0.0
Repurchase of ordinary shares	0.0	0.0	0.0
Noncontrolling interest [Member]
Stockholders' Equity Note, Spinoff Transaction		0.0	0.0
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests		(2.7)
Cash dividends, declared	0.0	0.0	0.0
Total equity	21.8	16.6	17.2	19.4
Net earnings	17.8	18.2	13.2
Other	0.0		0.0
Share-based compensation	0.0	0.0	0.0
Other comprehensive income (loss), net of tax	0.3	(1.6)	(0.5)
Shares issued under incentive stock plans, value	0.0	0.0	0.0
Dividends to noncontrolling interests	(12.9)	(14.5)	(14.9)
Repurchase of ordinary shares	0.0	0.0	0.0
Capital in excess of par value [Member]
Stockholders' Equity Note, Spinoff Transaction			0.0
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests		(12.4)
Cash dividends, declared	0.0	0.0
Total equity	0.0	0.0	0.0	0.0
Net earnings	0.0	0.0	0.0
Other	0.2	0.1	0.1
Share-based compensation	64.3	56.2	66.4
Other comprehensive income (loss), net of tax	0.0	0.0	0.0
Shares issued under incentive stock plans, value	77.6	1.5	76.0
Dividends to noncontrolling interests	0.0	0.0
Repurchase of ordinary shares	(142.1)	(45.4)	(142.5)
Treasury Stock, Common
Treasury Stock, Value	$ 1,719.4	1,719.4	1,719.4	1,719.4
Repurchase of ordinary shares	0.0
Repurchase of ordinary shares	$ 0.0	0.0	0.0
Ordinary shares [Member]
Stockholders' Equity Note, Spinoff Transaction			0.0
Cash dividends, declared	0.0	0.0	0.0
Total equity	251.7	253.3	259.7	$ 263.3
Net earnings	0.0	0.0	0.0
Other	0.0		0.0
Share-based compensation	0.0	0.0	0.0
Other comprehensive income (loss), net of tax	0.0	0.0	0.0
Shares issued under incentive stock plans, value	$ 1.7	$ 1.1	$ 2.3
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	1.7	1.1	2.3
Dividends to noncontrolling interests	$ 0.0	$ 0.0
Repurchase of ordinary shares	$ (3.3)	$ (7.5)	$ (5.9)
Repurchase of ordinary shares	(3.3)	(7.5)	(5.9)
Common Stock, Shares, Outstanding	251.7	253.3	259.7	263.3