Debt (Tables)

9 Months Ended

May. 31, 2015

Debt Disclosure [Abstract]

Schedule of Interest Expense, Net

The following table summarizes the components of interest expense, net:

	Three Months Ended						Nine Months Ended
	May 31, 2015			May 31, 2014			May 31, 2015			May 31, 2014
Interest expense	$	8.2		$	8.2		$	24.5		$	24.4
Interest income	(0.3		)	(0.1		)	(0.7		)	(0.3		)
Interest expense, net	$	7.9		$	8.1		$	23.8		$	24.1