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Employee Benefit Plans - Additional Information (Details)
$ in Millions
 12 Months Ended
Dec. 31, 2015
USD ($)
pension_plan
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Defined Benefit Plan Disclosure [Line Items]      
Defined contribution plan expense $ 5.9 $ 5.5 $ 3.8
Number of defined benefit pension plans | pension_plan 4    
Actuarial losses arising during period, net of tax $ 0.6 4.5 0.0
Foreign Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Expected future amortization of gain (loss) 0.4    
Amortization of recognized actuarial loss 0.4 $ 0.2 $ 0.2
Non-Qualified Supplemental Retirement Plan      
Defined Benefit Plan Disclosure [Line Items]      
Actuarial losses arising during period, before tax 0.1    
Actuarial losses arising during period, net of tax 0.1    
Amortization of recognized actuarial loss 0.2    
Amortization of gains (losses), net of tax $ 0.2