Condensed Consolidated Statements of Stockholders' Equity (unaudited) - USD ($) shares in Millions, $ in Millions	Total	Common Stock [Member]	Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive (Loss) Income [Member]	Treasury Shares [Member]	Noncontrolling Interest [Member]
Balance at Dec. 31, 2023	$ 12,488.1	$ 3.2	$ 9,846.1	$ 10,384.5	$ (191.0)	$ (7,562.3)	$ 7.7
Balance, shares at Dec. 31, 2023		316.2
Balance, shares at Dec. 31, 2023						(110.6)
Net earnings	415.9			415.2			0.7
Other comprehensive income (loss)	(4.2)				(4.2)
Cash dividends declared	(98.6)			(98.6)
Stock compensation plans	108.2		105.4	1.4		$ 1.4
Stock compensation plans, shares		0.8
Embody, Inc. acquisition consideration	23.4		23.4
Embody, Inc. acquisition consideration, shares		0.2
Share repurchases	(183.4)					$ (183.4)
Share repurchases, Shares						(1.7)
Balance at Jun. 30, 2024	12,749.4	$ 3.2	9,974.9	10,702.5	(195.2)	$ (7,744.3)	8.4
Balance, shares at Jun. 30, 2024		317.2
Balance, shares at Jun. 30, 2024						(112.3)
Balance at Mar. 31, 2024	12,606.0	$ 3.2	9,945.9	10,509.0	(211.2)	$ (7,648.9)	8.1
Balance, shares at Mar. 31, 2024		317.2
Balance, shares at Mar. 31, 2024						(111.5)
Net earnings	243.1			242.8			0.3
Other comprehensive income (loss)	16.1				16.1
Cash dividends declared	(49.3)			(49.3)
Stock compensation plans	29.0		29.0
Share repurchases	(95.4)					$ (95.4)
Share repurchases, Shares						(0.9)
Balance at Jun. 30, 2024	12,749.4	$ 3.2	9,974.9	10,702.5	(195.2)	$ (7,744.3)	8.4
Balance, shares at Jun. 30, 2024		317.2
Balance, shares at Jun. 30, 2024						(112.3)
Balance at Dec. 31, 2024	$ 12,476.2	$ 3.2	10,038.1	11,095.3	(262.8)	$ (8,405.7)	8.1
Balance, shares at Dec. 31, 2024		317.5
Balance, shares at Dec. 31, 2024	118.4					(118.4)
Net earnings	$ 336.0			334.9			1.1
Other comprehensive income (loss)	(21.7)				(21.7)
Cash dividends declared	(95.0)			(95.0)
Stock compensation plans	42.8		42.2			$ 0.6
Stock compensation plans, shares		0.6
Embody, Inc. acquisition consideration	27.8		27.8
Embody, Inc. acquisition consideration, shares		0.3
Share repurchases	(231.9)					$ (231.9)
Share repurchases, Shares						(2.1)
Balance at Jun. 30, 2025	$ 12,534.3	$ 3.2	10,108.1	11,335.2	(284.5)	$ (8,637.0)	9.3
Balance, shares at Jun. 30, 2025		318.4
Balance, shares at Jun. 30, 2025	120.5					(120.5)
Balance at Mar. 31, 2025	$ 12,403.8	$ 3.2	10,086.6	11,229.7	(287.3)	$ (8,637.1)	8.7
Balance, shares at Mar. 31, 2025		318.4
Balance, shares at Mar. 31, 2025						(120.5)
Net earnings	153.4			152.8			0.6
Other comprehensive income (loss)	2.7				2.7
Cash dividends declared	(47.5)			(47.5)
Stock compensation plans	21.8		21.5	0.2		$ 0.1
Balance at Jun. 30, 2025	$ 12,534.3	$ 3.2	$ 10,108.1	$ 11,335.2	$ (284.5)	$ (8,637.0)	$ 9.3
Balance, shares at Jun. 30, 2025		318.4
Balance, shares at Jun. 30, 2025	120.5					(120.5)