Other Expense (Tables)

3 Months Ended

Mar. 31, 2017

Other Income and Expenses [Abstract]

Schedule of Other Expense

Other expense consists of:

	Three Months Ended March 31,
($ in millions)	2017			2016
Restructuring and related charges:
Severance and post-employment benefits	$	—		$	7.9
Asset-related charges	—			15.0
Total restructuring and related charges	—			22.9
Venezuela currency devaluation	—			2.7
Development income	(0.4		)	(0.4		)
Contingent consideration costs	0.3			0.2
Other items	1.0			0.4
Total other expense	$	0.9		$	25.8

Schedule of Restructuring Reserve

The following table presents activity related to our restructuring obligations:

($ in millions)	Severance and benefits			Asset-related charges		Other charges		Total
Balance, December 31, 2016	$	5.9		$	—	$	—	$	5.9
Charges	—			—		—		—
Cash payments	(1.1		)	—		—		(1.1		)
Non-cash asset write-downs	—			—		—		—
Balance, March 31, 2017	$	4.8		$	—	$	—	$	4.8