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Accrued Liabilities
9 Months Ended
Mar. 31, 2024
Accrued Liabilities, Current [Abstract]  
Accrued Liabilities Accrued Liabilities
 
Accrued liabilities consisted of the following as of March 31, 2024 and June 30, 2023:
 
($ in millions)March 31,
2024
June 30,
2023
Accrued compensation and benefits$100.4 $92.4 
Accrued postretirement benefits16.1 16.1 
Contract liabilities13.7 14.0 
Current portion of lease liabilities8.6 9.1 
Derivative financial instruments8.0 6.4 
Accrued interest expense6.4 18.5 
Accrued taxes4.4 4.9 
Accrued pension liabilities3.3 3.3 
Accrued income taxes1.7 2.5 
Other15.6 14.1 
Total accrued liabilities$178.2 $181.3