Restructuring Expense (Details 2) (USD $) In Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Reserve activities
Liability at the beginning of the period	$ 28,205	$ 33,924	$ 29,595	$ 34,017
Cash payments	(3,685)	(3,754)	(11,158)	(11,169)
Cash received from subleases	2,483	2,202	7,065	6,632
Restructuring expense (credit)	(419)	866	1,082	3,758
Liability at the end of the period	$ 26,584	$ 33,238	$ 26,584	$ 33,238

Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

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

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+ References

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

-Publisher FASB

-Name Emerging Issues Task Force (EITF)

-Number 95-3

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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+ References

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

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