Condensed Consolidated Statements of Operations (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Revenue
Services	$ 256.4	$ 318.9	$ 526.9	$ 636.9
Products	55.6	49.3	110.8	94.1
Total revenue	312.0	368.2	637.7	731.0
Costs and expenses
Cost of services, excluding items below	102.9	121.6	211.5	242.0
Cost of products sold, excluding items below	54.7	50.1	107.9	95.5
Selling, general and administrative, excluding items below	54.7	63.4	107.8	127.4
Depreciation and amortization	37.2	53.7	87.8	104.8
Transaction-related compensation	7.1	0	42.6	0
Restructuring charges	8.2	1.2	10.8	2.1
Curtailment gain	(0.6)	0	(0.6)	0
Loss on sale or disposal of assets, net	0.3	0	2.8	0
Transaction costs	0.7	0	1.1	0
Asset impairments	0	13.0	0	13.0
Total operating costs and expenses	265.2	303.0	571.7	584.8
Operating income	46.8	65.2	66.0	146.2
Interest expense	45.4	53.7	93.3	108.1
Loss from CyrusOne equity method investment	4.7	0	6.6	0
Other expense (income), net	0.1	0	(0.2)	1.5
(Loss) income before income taxes	(3.4)	11.5	(33.7)	36.6
Income tax (benefit) expense	(4.2)	7.0	2.2	19.5
Net income (loss)	0.8	4.5	(35.9)	17.1
Preferred stock dividends	2.6	2.6	5.2	5.2
Net (loss) income applicable to common shareowners	$ (1.8)	$ 1.9	$ (41.1)	$ 11.9
Basic and diluted (loss) earnings per common share	$ (0.01)	$ 0.01	$ (0.20)	$ 0.06