Other Comprehensive Income (Tables)

9 Months Ended

Sep. 30, 2018

Components of Accumulated other comprehensive loss, net of tax, were as follows ($ in millions):



	September 30, 2018			December 31, 2017
Accumulated pension and OPEB liability adjustments, net of income tax benefit of $12.9 million and $13.8 million at September 30, 2018 and December 31, 2017, respectively	$	(22.6	)	$	(24.9	)
Accumulated unrealized (loss) gain on derivative instruments, net of income tax benefit of $1.5 million and $0.2 million at September 30, 2018 and December 31, 2017, respectively	(1.3		)	0.4
Accumulated unrealized foreign currency translation adjustments, net of income tax benefit of $2.7 million and $4.5 million at September 30, 2018 and December 31, 2017, respectively	(90.3		)	(64.9		)
Accumulated other comprehensive loss	$	(114.2	)	$	(89.4	)

Changes in the components of Accumulated other comprehensive loss were as follows ($ in millions):



	Three Months Ended
	September 30, 2018									September 30, 2017
	Pre-tax			Tax			Net of Tax			Pre-tax			Tax			Net of Tax
Unrealized gain (loss) on pension and OPEB liability adjustments	$	1.0		$	(0.2	)	$	0.8		$	1.1		$	(1.2	)	$	(0.1	)
Unrealized (loss) gain on derivative instruments	(0.4		)	—			(0.4		)	(2.1		)	0.2			(1.9		)
Unrealized (loss) gain on foreign currency translation	(3.1		)	0.1			(3.0		)	11.4			—			11.4
Total	$	(2.5	)	$	(0.1	)	$	(2.6	)	$	10.4		$	(1.0	)	$	9.4



	Nine Months Ended
	September 30, 2018									September 30, 2017
	Pre-tax			Tax			Net of Tax			Pre-tax			Tax			Net of Tax
Unrealized gain (loss) on pension and OPEB liability adjustments	$	3.2		$	(0.9	)	$	2.3		$	3.7		$	(1.6	)	$	2.1
Unrealized (loss) gain on derivative instruments	(3.0		)	1.3			(1.7		)	(7.1		)	2.2			(4.9		)
Unrealized (loss) gain on foreign currency translation	(23.6		)	(1.8		)	(25.4		)	37.1			—			37.1
Total	$	(23.4	)	$	(1.4	)	$	(24.8	)	$	33.7		$	0.6		$	34.3