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Restructuring Charges - Narratives (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Restructuring and Other Charges      
Restructuring and other charges $ 4,745 $ 5,394 $ 0
Expected retention payments, 2016 2,000    
Expected retention payments, 2017 2,000    
Spin-off      
Restructuring and Other Charges      
Restructuring and other charges 4,135 0  
Separation Charges      
Restructuring and Other Charges      
Accrued Liabilities 900    
Cost Reduction Plan      
Restructuring and Other Charges      
Restructuring and other charges $ 610 $ 5,394