Business Segment Information (Tables)

3 Months Ended

Mar. 31, 2014

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

Selected financial data for the Company’s business segment information is as follows:

	Three Months Ended
	March 31,
(dollars in millions)	2014			2013
Revenue
Wireline	$	183.6		$	179.7
IT Services and Hardware	101.9			84.5
Wireless	44.7			53.3
Data Center Colocation	—			15.6
Intersegment	(7.7		)	(7.4		)
Total revenue	$	322.5		$	325.7
Intersegment revenue
Wireline	$	4.1		$	4.4
IT Services and Hardware	3.1			2.0
Wireless	0.5			0.6
Data Center Colocation	—			0.4
Total intersegment revenue	$	7.7		$	7.4
Operating income
Wireline	$	52.6		$	50.1
IT Services and Hardware	5.4			1.9
Wireless	5.3			0.7
Data Center Colocation	—			3.2
Corporate	(6.4		)	(36.7		)
Total operating income	$	56.9		$	19.2
Expenditures for long-lived assets
Wireline	$	26.2		$	33.8
IT Services and Hardware	2.5			1.2
Wireless	5.6			8.2
Data Center Colocation	—			7.7
Total expenditures for long-lived assets	$	34.3		$	50.9
Depreciation and amortization
Wireline	$	28.1		$	26.8
IT Services and Hardware	2.8			2.5
Wireless	15.8			16.0
Data Center Colocation	—			5.2
Corporate	0.2			0.1
Total depreciation and amortization	$	46.9		$	50.6
	March 31, 2014			December 31, 2013
Assets
Wireline	$	781.2		$	780.8
IT Services and Hardware	51.4			48.9
Wireless	237.9			247.5
Corporate and eliminations	1,031.0			1,030.1
Total assets	$	2,101.5		$	2,107.3