Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2016

The changes in the carrying amount of goodwill by segment for the three months ended March 31, 2016 were as follows:

	Publishing and Retail			Variable			Strategic			International
	Services			Print			Services			Services			Total
Net book value as of December 31, 2015
Goodwill	$	739.2		$	1,914.0		$	991.5		$	1,123.6		$	4,768.3
Accumulated impairment losses		(688.0	)		(1,105.2	)		(219.7	)		(1,011.8	)		(3,024.7	)
Total		51.2			808.8			771.8			111.8			1,743.6
Foreign exchange and other adjustments		—			0.9			0.4			2.2			3.5
Net book value as of March 31, 2016
Goodwill		739.2			1,914.9			992.0			1,133.1			4,779.2
Accumulated impairment losses		(688.0	)		(1,105.2	)		(219.8	)		(1,019.1	)		(3,032.1	)
Total	$	51.2		$	809.7		$	772.2		$	114.0		$	1,747.1

The components of other intangible assets at March 31, 2016 and December 31, 2015 were as follows:

	March 31, 2016							December 31, 2015
	Gross							Gross
	Carrying		Accumulated			Net Book		Carrying		Accumulated			Net Book
	Amount		Amortization			Value		Amount		Amortization			Value

Customer relationships	$	933.7	$	(573.5	)	$	360.2	$	932.1	$	(555.3	)	$	376.8
Patents		2.0		(2.0	)		—		98.3		(98.3	)		—
Trademarks, licenses and agreements		30.7		(30.1	)		0.6		30.6		(29.9	)		0.7
Trade names		47.5		(20.0	)		27.5		47.5		(19.1	)		28.4
Total amortizable other intangible assets		1,013.9		(625.6	)		388.3		1,108.5		(702.6	)		405.9
Indefinite-lived trade names		32.1		—			32.1		32.1		—			32.1
Total other intangible assets	$	1,046.0	$	(625.6	)	$	420.4	$	1,140.6	$	(702.6	)	$	438.0

The following table outlines the estimated annual amortization expense related to other intangible assets as of March 31, 2016: