Condensed Consolidated Statements of Operations (USD $) In Millions, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Revenue
Services	$ 314.2	$ 308.4	$ 940.4	$ 892.3
Products	54.6	43.5	156.7	121.9
Total revenue	368.8	351.9	1,097.1	1,014.2
Costs and expenses
Cost of services, excluding items below	120.1	107.8	345.6	304.7
Cost of products sold, excluding items below	54.5	45.0	157.2	128.0
Selling, general and administrative	66.5	68.3	197.7	202.7
Depreciation and amortization	49.1	48.2	146.3	129.7
Gain on sale of assets	8.4	0	8.4	0
Restructuring charges	0	0	0	5.2
Curtailment loss	0	0	4.2	0
Acquisition costs	0.7	0	2.6	9.1
Asset impairment	0	0	1.6	0
Total operating costs and expenses	282.5	269.3	846.8	779.4
Operating income	86.3	82.6	250.3	234.8
Interest expense	53.3	52.0	161.2	131.5
Loss on extinguishment of debt	0	0	0	10.4
Other expense, net	0	0	0	0.1
Income before income taxes	33.0	30.6	89.1	92.8
Income tax expense	15.4	16.1	40.1	45.9
Net income	17.6	14.5	49.0	46.9
Preferred stock dividends	2.6	2.6	7.8	7.8
Net income applicable to common shareowners	$ 15.0	$ 11.9	$ 41.2	$ 39.1
Basic earnings per common share	$ 0.08	$ 0.06	$ 0.21	$ 0.19
Diluted earnings per common share	$ 0.07	$ 0.06	$ 0.21	$ 0.19