Stock Incentive Plans - Information related to stock appreciation rights awards exercised (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Net cash proceeds	$ 3,606	$ 3,476	$ 2,831
Stock Appreciation Rights (SARs)
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Net cash proceeds	3,606	3,476	2,831
Intrinsic value	269,535	158,452	97,002
Income tax benefit	$ 44,453	$ 26,854	$ 15,845
Number of shares surrendered (in shares)	177,707	152,835	98,673