Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Operating Leases (Details)

v3.3.1.900
Commitments and Contingencies - Operating Leases (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Operating Leases, Rent Expense, Net [Abstract]      
Rental expense under operating lease arrangements $ 6.4 $ 7.2 $ 7.1
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]      
2016 3.9    
2017 2.3    
2018 2.2    
2019 1.6    
2020 0.7    
Thereafter 0.1    
Total future minimum payments under noncancelable operating leases, net of subleases $ 10.8