Accrued Liabilities (Tables)

12 Months Ended

Jun. 30, 2016

Accrued Liabilities, Current [Abstract]

Schedule of accrued liabilities

Accrued liabilities consisted of the following as of June 30, 2016 and 2015:

	June 30,
($ in millions)	2016		2015
Accrued compensation and benefits	$	41.8	$	44.3
Derivative financial instruments	31.6		32.7
Accrued postretirement benefits	13.8		14.0
Accrued interest expense	11.2		11.2
Accrued pension liabilities	10.1		3.3
Deferred revenue	8.9		8.6
Accrued income taxes	1.5		8.7
Other	20.3		29.8
Total accrued liabilities	$	139.2	$	152.6