Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Identifiable Intangible Assets

The following summarizes the Company’s identifiable intangible assets as of December 31, 2015 and December 31, 2014:

	December 31,
(Dollars in millions)	2015			2014
Definite-lived intangibles:
Customer relationships	$	2,017.0		$	376.6
Trade names	51.0			15.4
Non-compete agreements	18.7			9.8
Carrier relationships	12.1			12.1
Other intangible assets	2.2			2.2
	2,101.0			416.1
Less: Accumulated amortization	(224.5		)	(74.6		)
Total Identifiable Intangible Assets, net	$	1,876.5		$	341.5

Estimated Future Amortization Expense for Amortizable Intangible Assets

Estimated future amortization expense for amortizable intangible assets for the next five years is as follows:

(Dollars in millions)	2016		2017		2018		2019		2020
Estimated amortization expense	$	201.3	$	187.4	$	179.0	$	172.7	$	166.6