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Commitments and Contingencies (Narrative) (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Commitments and Contingencies Disclosure [Abstract]    
Probable outstanding liability for quality issue, lower range $ 2.0  
Probable outstanding liability for quality issue, higher range 9.4  
Product liability accrual 2.0  
Expense for asbestos-related litigation $ 1.9 $ 0.6