Other Expense (Income) (Tables)

9 Months Ended

Sep. 30, 2014

Other Income and Expenses [Abstract]

Schedule of Other Expense (Income)

Other expense (income) consists of:

	Three Months Ended September 30,						Nine Months Ended September 30,
($ in millions)	2014			2013			2014			2013
Development income	$	(0.3	)	$	(0.4	)	$	(1.2	)	$	(1.2	)
Acquisition-related contingencies	0.3			0.3			1.0			0.5
License costs	1.2			—			1.2			—
Foreign exchange and other	(0.9		)	0.2			0.3			0.2
	$	0.3		$	0.1		$	1.3		$	(0.5	)