v3.26.3
Fair Value Measurements - Schedule of Carrying Amounts and Estimated Fair Values of Financial Instruments not Recorded at Fair Value in the Financial Statements (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Jun. 30, 2026
Carrying Value    
Carrying amounts and estimated fair values of financial instruments not recorded at fair value    
Long-term debt $ 691.0 $ 690.7
Company-owned life insurance 37.8 38.0
Fair Value    
Carrying amounts and estimated fair values of financial instruments not recorded at fair value    
Long-term debt 661.5 700.6
Company-owned life insurance $ 37.8 $ 38.0