Goodwill and Other Intangibles (Tables)

9 Months Ended

Sep. 30, 2013

Goodwill and Other Intangibles

Summary of Activity in Goodwill Account

(in millions)	September 30, 2013
Balance, December 31, 2012	$	8.7
Acquisitions	444.4
Balance, September 30, 2013	$	453.1

Summary of Intangible Assets

	As of September 30, 2013
(in millions)	Useful Life  (in years)	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Intangible assets:
Technology	3 – 5	$	26.9	$	(3.7	)	$	23.2
Customer relationships	12	10.0		(0.6		)	9.4
Trademarks	3	5.0		(1.1		)	3.9
FCC licenses and other	1 - 20	2.7		(0.7		)	2.0
Total		$	44.6	$	(6.1	)	$	38.5

Schedule of estimated future annual amortization expense for acquired intangible assets

(in millions)
Fiscal Years Ending December 31,	Amount
2013(1)	$	2.3
2014	9.1
2015	8.2
2016	6.2
2017	6.1
Thereafter	6.6
Total amortization expense	$	38.5

(1) Represents estimated amortization for the remaining three month period ended December 31, 2013.