CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2025	Jun. 30, 2025
Statement of Financial Position [Abstract]
Property, accumulated depreciation	$ 260,805	$ 256,016
Preferred stock, shares authorized (in shares)	2,500,000	2,500,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, shares authorized (in shares)	80,000,000	80,000,000
Common stock, shares issued (in shares)	54,213,000	54,213,000
Treasury shares (in shares)	16,496,000	16,345,000