Business Combinations And Divestitures (Schedule Of Pro Forma Results) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	4 Months Ended	12 Months Ended
Dec. 31, 2010	Dec. 31, 2011	May 31, 2010	May 31, 2009
Business Acquisition [Line Items]
Total Revenue				$ 639,515
Net (loss) income				20,222
Earnings (loss) per share-basic and diluted				$ 0.13
Weighted average shares outstanding-basic				152,112
Weighted average shares outstanding-diluted				157,149
Eclipsys [Member]
Business Acquisition [Line Items]
Total Revenue	174,677	720,176	1,224,279	1,021,688
Net (loss) income	$ (9,707)	$ 55,894	$ 66,134	$ 1,922
Earnings (loss) per share-basic and diluted		$ 0.29	$ 0.35	$ 0.01

Business Acquisitions Pro Forma Earnings Per Share Basic And Diluted

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=6909870&loc=d3e1392-128463

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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

+ Details

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- Definition

The weighted average number of shares or units and dilutive common stock or unit equivalents outstanding in the calculation of proforma diluted earnings per share (earnings per unit), which is commonly presented in initial public offerings based on the terms of the offering.

+ References

No definition available.

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- Definition

The weighted average number of shares (units) outstanding in the calculation of pro forma basic earnings per share (earnings per unit), which is commonly presented in initial public offerings based on the terms of the offering.

+ References

No definition available.

+ Details

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