Stockholders' Equity (Tables)

9 Months Ended

Mar. 31, 2025

Equity [Abstract]

Schedule of Components of Stockholders' Equity

Changes in stockholders' equity by component are as follows:

	Three Months Ended
	March 31, 2025
	Common Stock		Capital in Excess of Par Value		Retained Earnings		Treasury Stock		AOCI		Total
Balance at December 31, 2024	$	63.9	$	2,619.6	$	24,335.6	$	(20,412.3)	$	(1,528.7)	$	5,078.1
Net earnings	—		—		1,249.5		—		—		1,249.5
Other comprehensive income	—		—		—		—		342.7		342.7
Stock-based compensation expense	—		54.3		—		—		—		54.3
Issuances relating to stock compensation plans	—		46.9		—		13.6		—		60.5
Treasury stock acquired (1.0 million shares repurchased)	—		—		—		(301.3)		—		(301.3)
Dividends declared ($1.54 per share)	—		—		(628.5)		—		—		(628.5)
Balance at March 31, 2025	$	63.9	$	2,720.8	$	24,956.6	$	(20,700.0)	$	(1,186.0)	$	5,855.3

	Three Months Ended
	March 31, 2024
	Common Stock		Capital in Excess of Par Value		Retained Earnings		Treasury Stock		AOCI		Total
Balance at December 31, 2023	$	63.9	$	2,262.9	$	22,757.1	$	(19,019.1)	$	(1,745.2)	$	4,319.6
Net earnings	—		—		1,184.9		—		—		1,184.9
Other comprehensive loss	—		—		—		—		(106.7)		(106.7)
Stock-based compensation expense	—		48.6		—		—		—		48.6
Issuances relating to stock compensation plans	—		42.5		—		15.0		—		57.5
Treasury stock acquired (1.2 million shares repurchased)	—		—		—		(301.3)		—		(301.3)
Dividends declared ($1.40 per share)	—		—		(575.9)		—		—		(575.9)
Balance at March 31, 2024	$	63.9	$	2,354.0	$	23,366.1	$	(19,305.4)	$	(1,851.9)	$	4,626.7

	Nine Months Ended
	March 31, 2025
	Common Stock		Capital in Excess of Par Value		Retained Earnings		Treasury Stock		AOCI		Total
Balance at June 30, 2024	$	63.9	$	2,406.9	$	23,622.2	$	(19,737.1)	$	(1,808.3)	$	4,547.6
Net earnings	—		—		3,169.0		—		—		3,169.0
Other comprehensive income	—		—		—		—		622.3		622.3
Stock-based compensation expense	—		179.3		—		—		—		179.3
Issuances relating to stock compensation plans	—		134.6		—		69.8		—		204.4
Treasury stock acquired (3.4 million shares repurchased)	—		—		—		(1,032.7)		—		(1,032.7)
Dividends declared ($4.48 per share)	—		—		(1,834.6)		—		—		(1,834.6)
Balance at March 31, 2025	$	63.9	$	2,720.8	$	24,956.6	$	(20,700.0)	$	(1,186.0)	$	5,855.3

	Nine Months Ended
	March 31, 2024
	Common Stock		Capital in Excess of Par Value		Retained Earnings		Treasury Stock		AOCI		Total
Balance at June 30, 2023	$	63.9	$	2,102.3	$	22,118.0	$	(18,469.3)	$	(2,305.8)	$	3,509.1
Net earnings	—		—		2,922.7		—		—		2,922.7
Other comprehensive income	—		—		—		—		453.9		453.9
Stock-based compensation expense	—		170.4		—		—		—		170.4
Issuances relating to stock compensation plans	—		81.3		—		64.7		—		146.0
Treasury stock acquired (3.3 million shares repurchased)	—		—		—		(900.8)		—		(900.8)
Dividends declared ($4.05 per share)	—		—		(1,674.6)		—		—		(1,674.6)
Balance at March 31, 2024	$	63.9	$	2,354.0	$	23,366.1	$	(19,305.4)	$	(1,851.9)	$	4,626.7