Consolidated Statements of Operations (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Revenue
Services	$ 1,250.8	$ 1,199.3	$ 1,169.9
Products	211.6	177.7	166.1
Total revenue	1,462.4	1,377.0	1,336.0
Costs and expenses
Cost of services, excluding items below	464.3	413.9	406.1
Cost of products sold, excluding items below	213.0	190.6	184.9
Selling, general and administrative	263.1	270.9	274.8
Depreciation and amortization	199.5	179.5	164.9
Restructuring charges	12.2	13.7	12.6
Curtailment loss (gain)	4.2	0	(7.6)
(Gain) loss on sale of assets	(8.4)	0	4.8
Impairment of goodwill	50.3	0	0
Impairment of assets, excluding goodwill	2.1	0	0
Acquisition costs	2.6	9.1	0
Total operating costs and expenses	1,202.9	1,077.7	1,040.5
Operating income	259.5	299.3	295.5
Interest expense	215.0	185.2	130.7
Loss on extinguishment of debt	0	46.5	10.3
Other expense, net	0.9	0.4	0.2
Income before income taxes	43.6	67.2	154.3
Income tax expense	25.0	38.9	64.7
Net income	18.6	28.3	89.6
Preferred stock dividends	10.4	10.4	10.4
Net income applicable to common shareowners	$ 8.2	$ 17.9	$ 79.2
Basic earnings per common share	$ 0.04	$ 0.09	$ 0.37
Diluted earnings per common share	$ 0.04	$ 0.09	$ 0.37
Weighted average common shares outstanding - basic	196.8	201.0	212.2
Weighted average common shares outstanding diluted	200.0	204.0	215.2