Goodwill and Other Intangible Assets (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2014

Dec. 31, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

For the years ended December 31, 2013 and 2012, the changes in the book value of goodwill by segment were as follows:

	United States			International			Total
At December 31, 2011	$	1,758.0		$	114.3		$	1,872.3
Currency translation adjustments	—			4.9			4.9
At December 31, 2012	1,758.0			119.2			1,877.2
Currency translation adjustments	—			(5.1		)	(5.1		)
Dispositions	(6.4		)	—			(6.4		)
At December 31, 2013	$	1,751.6		$	114.1		$	1,865.7

Schedule of Finite-Lived Intangible Assets

Our identifiable intangible assets consist of the following:

(in millions)	Gross		Accumulated Amortization			Net
As of September 30, 2014:
Permits and leasehold agreements	$	876.0	$	(681.0	)	$	195.0
Franchise agreements	442.1		(317.9		)	124.2
Other intangible assets	2.1		(1.2		)	0.9
Total intangible assets	$	1,320.2	$	(1,000.1	)	$	320.1
As of December 31, 2013:
Permits and leasehold agreements	$	880.6	$	(659.0	)	$	221.6
Franchise agreements	462.4		(320.7		)	141.7
Other intangible assets	2.1		(1.0		)	1.1
Total intangible assets	$	1,345.1	$	(980.7	)	$	364.4

The Company’s identifiable intangible assets consist of the following:

At December 31, 2013	Gross		Accumulated Amortization			Net
Permits and leasehold agreements	$	880.6	$	(659.0	)	$	221.6
Franchise agreements	462.4		(320.7		)	141.7
Other intangible assets	2.1		(1.0		)	1.1
Total intangible assets	$	1,345.1	$	(980.7	)	$	364.4

At December 31, 2012	Gross		Accumulated Amortization			Net
Permits and leasehold agreements	$	875.7	$	(625.5	)	$	250.2
Franchise agreements	476.9		(309.0		)	167.9
Other intangible assets	15.7		(13.8		)	1.9
Total intangible assets	$	1,368.3	$	(948.3	)	$	420.0

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

The Company expects its aggregate annual amortization expense for intangible assets, before considering the impact of future direct lease acquisition costs, for each of the years 2014 through 2018, to be as follows:

	2014		2015		2016		2017		2018
Amortization expense	$	57.1	$	55.2	$	50.1	$	27.9	$	21.0