Condensed Consolidated Statements of Changes in Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional ‎Paid-in Capital	Treasury Stock	Retained Earnings	Accumulated ‎Other ‎Comprehensive Income (Loss)
Common stock, shares outstanding, beginning balance (in shares) at Jun. 30, 2024		189,565,000
Beginning balance at Jun. 30, 2024	$ 4,864,043	$ 588	$ 1,896,604	$ (1,773,267)	$ 4,991,647	$ (251,529)
Treasury stock, common, beginning balance (in shares) at Jun. 30, 2024				(42,664,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Adjustment to common stock		$ 170	(170)
Common stock issued on exercise of options (in shares)		92,000
Common stock issued on exercise of options	8,383		8,383
Common stock issued on vesting of restricted stock units, net of shares withheld for tax (in shares)		5,000
Common stock issued on vesting of restricted stock units, net of shares withheld for tax	(389)		(389)
Treasury stock purchases (in shares)				(222,000)
Treasury stock purchases	(50,005)			$ (50,005)
Stock-based compensation costs	20,156		20,156
Other comprehensive income (loss)	119,374					119,374
Net income	311,355				311,355
Dividends declared	(77,891)				(77,891)
Common stock, shares outstanding, ending balance (in shares) at Sep. 30, 2024		189,662,000
Treasury stock, common, ending balance (in shares) at Sep. 30, 2024				(42,886,000)
Ending balance at Sep. 30, 2024	$ 5,195,026	$ 758	1,924,584	$ (1,823,272)	5,225,111	(132,155)
Common stock, shares outstanding, beginning balance (in shares) at Jun. 30, 2025	146,385,350	190,311,000
Beginning balance at Jun. 30, 2025	$ 5,967,859	$ 761	2,033,599	$ (2,073,292)	6,081,490	(74,699)
Treasury stock, common, beginning balance (in shares) at Jun. 30, 2025	(43,925,747)			(43,926,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued on exercise of options (in shares)		69,000
Common stock issued on exercise of options	$ 8,205	$ 1	8,204
Common stock issued on vesting of restricted stock units, net of shares withheld for tax (in shares)		10,000
Common stock issued on vesting of restricted stock units, net of shares withheld for tax	(719)		(719)
Treasury stock purchases (in shares)				(523,000)
Treasury stock purchases	(150,010)			$ (150,010)
Stock-based compensation costs	21,160		21,160
Other comprehensive income (loss)	13,983					13,983
Net income	348,536				348,536
Dividends declared	$ (87,750)				(87,750)
Common stock, shares outstanding, ending balance (in shares) at Sep. 30, 2025	145,940,669	190,390,000
Treasury stock, common, ending balance (in shares) at Sep. 30, 2025	(44,448,959)			(44,449,000)
Ending balance at Sep. 30, 2025	$ 6,121,264	$ 762	$ 2,062,244	$ (2,223,302)	$ 6,342,276	$ (60,716)