Business Segment Information (Schedule Of Business Segment Information) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				6 Months Ended				12 Months Ended
	Jun. 30, 2012		Jun. 30, 2011		Jun. 30, 2012		Jun. 30, 2011		Dec. 31, 2012
Revenues	$ 491.1		$ 474.6		$ 988.6		$ 939.4
Depreciation	20.5		18.7		40.8		37.6
Amortization	1.8		1.8		3.7		3.7		5.0
Restructuring Charges	7.6		0		7.6		0
Asset Impairment Charges	88.6		0		88.6		0
Operating Income (Loss)	(60.5)		26.4		(31.5)		51.1
Capital Expenditures	23.8		16.4		40.8		30.3
Cost allocated for discontinued business segment included in continuing operations	2.8		5.9		8.8		11.5
Curtailment benefit recognized during the period							1.5
Customer Management [Member]
Revenues	488.2		469.6		985.7		928.1
Depreciation	17.1		14.7		34.0		29.6
Amortization	1.8		1.8		3.7		3.7
Restructuring Charges	1.2		0		1.2		0
Asset Impairment Charges	46.0		0		46.0		0
Operating Income (Loss)	(6.6)		37.3		32.5		69.5
Capital Expenditures	15.1	[1]	13.2	[1]	27.7	[1]	24.6	[1]
Corporate and Other [Member]
Revenues	2.9		5.0		2.9		11.3
Depreciation	3.4	[2]	4.0	[2]	6.8	[2]	8.0	[2]
Restructuring Charges	6.4		0		6.4		0
Asset Impairment Charges	42.6		0		42.6		0
Operating Income (Loss)	(53.9)	[3]	(10.9)	[3]	(64.0)	[3]	(18.4)	[3]
Capital Expenditures	$ 8.7	[1],[2]	$ 3.2	[1],[2]	$ 13.1	[1],[2]	$ 5.7	[1],[2]

[1] Excludes proceeds from the disposal of property and equipment.

[2] Includes shared services-related capital expenditures and depreciation.

[3] Includes costs previously allocated to the Information Management line of business that did not meet the criteria for presentation within discontinued operations of $2.8 and $8.8 for the three and six months ended June 30, 2012, respectively, compared to $5.9 and $11.5 for the same periods in the prior year and a $1.5 benefit associated with the Supplemental Executive Retirement Plan (SERP) curtailment for the six months ended June 30, 2011.