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Restructuring and Other Expense (Restructuring Accrual) (Details)
$ in Thousands
9 Months Ended
Sep. 30, 2015
USD ($)
Restructuring accrual  
Restructuring accrual, beginning balance $ 8,254
Expenses incurred 4,449
Payments made (7,516)
Restructuring accrual, ending balance $ 5,187