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, 2023		188,901,000
Beginning balance at Jun. 30, 2023	$ 4,129,903	$ 588	$ 1,772,083	$ (1,623,256)	$ 4,253,016	$ (272,528)
Treasury stock, common, beginning balance (in shares) at Jun. 30, 2023				(41,836,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued on exercise of options (in shares)		17,000
Common stock issued on exercise of options	983		983
Common stock issued on vesting of restricted stock units, net of shares withheld for tax (in shares)		3,000
Common stock issued on vesting of restricted stock units, net of shares withheld for tax	(225)		(225)
Stock-based compensation costs	18,510		18,510
Other comprehensive income (loss)	(47,620)					(47,620)
Net income	219,422				219,422
Dividends declared	(70,597)				(70,597)
Common stock, shares outstanding, ending balance (in shares) at Sep. 30, 2023		188,921,000
Treasury stock, common, ending balance (in shares) at Sep. 30, 2023				(41,836,000)
Ending balance at Sep. 30, 2023	$ 4,250,376	$ 588	1,791,351	$ (1,623,256)	4,401,841	(320,148)
Common stock, shares outstanding, beginning balance (in shares) at Jun. 30, 2024	146,901,045	189,565,000
Beginning balance at Jun. 30, 2024	$ 4,864,043	$ 588	1,896,604	$ (1,773,267)	4,991,647	(251,529)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Adjustment to common stock amount	$ 0	$ 170	(170)
Treasury stock, common, beginning balance (in shares) at Jun. 30, 2024	(42,664,067)			(42,664,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
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	146,776,149	189,662,000
Treasury stock, common, ending balance (in shares) at Sep. 30, 2024	(42,886,063)			(42,886,000)
Ending balance at Sep. 30, 2024	$ 5,195,026	$ 758	$ 1,924,584	$ (1,823,272)	$ 5,225,111	$ (132,155)