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Commitments and Contingencies Commitments and Contingencies - Restructuring Activities (Details) - Manufacturing Activities Transition [Member]
$ in Millions
3 Months Ended
Mar. 31, 2016
USD ($)
Restructuring Cost and Reserve [Line Items]  
Additional restructuring expenses expected to be incurred $ 8.0
Employee Severance [Member] | Accrued Compensation [Member]  
Restructuring Cost and Reserve [Line Items]  
Unpaid severance costs 0.2
Employee Severance [Member] | Selling, general and administrative expenses  
Restructuring Cost and Reserve [Line Items]  
Restructuring expenses $ 1.4