Business Segment Information (Tables)

12 Months Ended

Dec. 31, 2017

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

Our business segment information is as follows:

	Year Ended December 31,
(dollars in millions)	2017			2016			2015
Revenue
Entertainment and Communications	$	789.9		$	768.8		$	743.7
IT Services and Hardware	511.8			430.7			435.4
Intersegment	(13.2		)	(13.7		)	(11.3		)
Total revenue	$	1,288.5		$	1,185.8		$	1,167.8
Intersegment revenue
Entertainment and Communications	$	1.7		$	1.3		$	1.3
IT Services and Hardware	11.5			12.4			10.0
Total intersegment revenue	$	13.2		$	13.7		$	11.3
Operating income
Entertainment and Communications	$	65.3		$	90.6		$	129.9
IT Services and Hardware	10.6			23.2			20.6
Corporate	(37.8		)	(20.8		)	(22.5		)
Total operating income	$	38.1		$	93.0		$	128.0
Expenditures for long-lived assets*
Entertainment and Communications	$	196.4		$	272.5		$	269.5
IT Services and Hardware	181.1			13.7			14.0
Corporate	—			0.2			0.1
Total expenditures for long-lived assets	$	377.5		$	286.4		$	283.6
Depreciation and amortization
Entertainment and Communications	$	174.7		$	168.6		$	129.2
IT Services and Hardware	18.1			13.5			12.3
Corporate	0.2			0.1			0.1
Total depreciation and amortization	$	193.0		$	182.2		$	141.6
* Includes cost of acquisitions
	As of December 31,
(dollars in millions)	2017			2016
Assets
Entertainment and Communications	$	1,117.8		$	1,093.5
IT Services and Hardware	444.0			60.0
Corporate and eliminations	600.6			387.5
Total assets	$	2,162.4		$	1,541.0

Revenue from External Customers by Products and Services [Table Text Block]

Details of our service and product revenues including eliminations are as follows:

	Year Ended December 31,
(dollars in millions)	2017		2016		2015
Service revenue
Entertainment and Communications	$	785.1	$	763.0	$	735.0
IT Services and Hardware	221.0		215.7		198.0
Total service revenue	$	1,006.1	$	978.7	$	933.0
Product revenue
Entertainment and Communications	$	3.1	$	4.5	$	7.4
Telecom and IT hardware	279.3		202.6		227.4
Total product revenue	$	282.4	$	207.1	$	234.8