ENVIRONMENTAL (Tables)

12 Months Ended

Dec. 31, 2015

Environmental Remediation Obligations [Abstract]

Rollforward of environmental liabilities

Our liabilities for future environmental expenditures were as follows:

	December 31,
	2015			2014
	($ in millions)
Beginning balance	$	138.3		$	144.6
Charges to income	15.7			9.6
Remedial and investigatory spending	(14.1		)	(14.9		)
Currency translation adjustments	(1.8		)	(1.0		)
Ending balance	$	138.1		$	138.3

Environmental Provisions Charged (Credited) to Income Table

Environmental provisions charged (credited) to income, which are included in cost of goods sold, were as follows:

	Years ended December 31,
	2015		2014			2013
	($ in millions)
Charges to income	$	15.7	$	9.6		$	11.5
Recoveries from third parties of costs incurred and expensed in prior periods	—		(1.4		)	(1.3		)
Total environmental expense	$	15.7	$	8.2		$	10.2