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Restructuring (Restructuring Accrual) (Details) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2014
Restructuring accrual  
Restructuring accrual, beginning balance $ 3,128
Restructuring charges 3,960
Payments made (2,025)
Restructuring accrual, ending balance $ 5,063