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Summary of Operations by Segment (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Segment Reporting Information [Line Items]
Revenue	$ 761.7	$ 809.9
Operating income	(19.9)	1.6
Operating Segments
Segment Reporting Information [Line Items]
Revenue	761.7	809.9
Operating income	(3.6)	22.7
Corporate
Segment Reporting Information [Line Items]
Operating income	(16.3)	(21.1)
Corporate | Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenue	(9.6)	(17.3)
Corporate | Operating Segments
Segment Reporting Information [Line Items]
Revenue	(9.6)	(17.3)
Services
Segment Reporting Information [Line Items]
Revenue	690.9	723.0
Operating income	13.4	22.5
Services | Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenue	0.2	0.5
Services | Operating Segments
Segment Reporting Information [Line Items]
Revenue	691.1	723.5
Technology
Segment Reporting Information [Line Items]
Revenue	70.8	86.9
Operating income	(17.0)	0.2
Technology | Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenue	9.4	16.8
Technology | Operating Segments
Segment Reporting Information [Line Items]
Revenue	$ 80.2	$ 103.7

X

- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

No definition available.

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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