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Restructuring (Narrative) (Details) (USD $)
3 Months Ended9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Sep. 30, 2011
Sep. 30, 2010
Dec. 31, 2010
Segment Reporting Information [Line Items]     
Total restructuring charges$ 764,000$ 15,544,000$ 15,607,000$ 23,598,000 
Supplemental unemployment benefits, severance benefits1,900,000 1,900,000 8,000,000
Remaining liabilities for exited leases34,000,000 34,000,000 41,700,000
Financial Services [Member]
     
Segment Reporting Information [Line Items]     
Total restructuring charges$ 100,000$ 1,700,000$ 1,100,000$ 3,200,000