Accrued Liabilities (Tables)

6 Months Ended

Dec. 31, 2015

Accrued Liabilities, Current [Abstract]

Schedule of accrued liabilities

Accrued liabilities consisted of the following as of December 31, 2015 and June 30, 2015:

($ in millions)	December 31, 2015		June 30, 2015
Derivative financial instruments	$	49.7	$	32.7
Accrued compensation and benefits	40.3		44.3
Accrued postretirement benefits	14.0		14.0
Accrued interest expense	11.2		11.2
Accrued pension liabilities	3.4		3.3
Accrued income taxes	1.8		8.7
Other	35.2		38.4
Total accrued liabilities	$	155.6	$	152.6