Condensed Consolidated Statements of Operations (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Revenue
Services	$ 319.5	$ 314.2	$ 956.4	$ 940.4
Products	48.7	54.6	142.8	156.7
Total revenue	368.2	368.8	1,099.2	1,097.1
Costs and expenses
Cost of services, excluding items below	123.4	120.1	365.4	345.6
Cost of products sold, excluding items below	48.9	54.5	144.4	157.2
Selling, general and administrative	72.2	66.5	199.6	197.7
Depreciation and amortization	55.4	49.1	160.2	146.3
Restructuring charges	0.9	0	3.0	0
Gain on sale or disposal of assets	(0.6)	(8.4)	(0.6)	(8.4)
Curtailment loss	0	0	0	4.2
Transaction costs	1.7	0.7	1.7	2.6
Asset impairments	0.3	0	13.3	1.6
Total operating costs and expenses	302.2	282.5	887.0	846.8
Operating income	66.0	86.3	212.2	250.3
Interest expense	55.2	53.3	163.3	161.2
Other expense, net	0.1	0	1.6	0
Income before income taxes	10.7	33.0	47.3	89.1
Income tax expense	6.8	15.4	26.3	40.1
Net income	3.9	17.6	21.0	49.0
Preferred stock dividends	2.6	2.6	7.8	7.8
Net income applicable to common shareowners	$ 1.3	$ 15.0	$ 13.2	$ 41.2
Basic earnings per common share	$ 0.01	$ 0.08	$ 0.07	$ 0.21
Diluted earnings per common share	$ 0.01	$ 0.07	$ 0.07	$ 0.21