Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Identifiable Intangible Assets

The following table sets forth the Company’s identifiable intangible assets as of September 30, 2015 and December 31, 2014 (in millions):

	As of September 30, 2015			As of December 31, 2014
Definite-lived intangibles:
Customer relationships	$	1,241.1		$	376.6
Trade name	46.4			15.4
Non-compete agreements	16.5			9.8
Carrier relationships	12.1			12.1
Other intangible assets	2.2			2.2
	1,318.3			416.1
Less: Accumulated amortization	(158.9		)	(74.6		)
Total Identifiable Intangible Assets, net	$	1,159.4		$	341.5

Estimated Future Amortization Expense for Amortizable Intangible Assets

Estimated future amortization expense for the definite-lived intangible assets for the years ending December 31, 2015, 2016, 2017, 2018 and 2019 is as follows (in millions): 

	2015		2016		2017		2018		2019
Estimated amortization expense	$	41.8	$	141.5	$	127.7	$	120.2	$	115.3