Accrued Liabilities (Tables)

3 Months Ended

Sep. 30, 2015

Accrued Liabilities, Current [Abstract]

Schedule of accrued liabilities

Accrued liabilities consisted of the following as of September 30, 2015 and June 30, 2015:

($ in millions)	September 30, 2015		June 30, 2015
Accrued compensation and benefits	$	44.3	$	44.3
Derivative financial instruments	42.2		32.7
Accrued postretirement benefits	14.0		14.0
Accrued income taxes	9.3		8.7
Accrued interest expense	5.6		11.2
Accrued pension liabilities	3.3		3.3
Other	40.3		38.4
Total accrued liabilities	$	159.0	$	152.6