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Restructuring (Narrative) (Details) (USD $)
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Dec. 31, 2011
Segment Reporting Information      
Restructuring Charges $ 4,944,000 $ 2,977,000  
Employee severance benefits liability 700,000   2,600,000
Lease exit liabilities 31,100,000   29,700,000
Financial Services [Member]
     
Segment Reporting Information      
Restructuring Charges $ 2,400,000 $ 500,000