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Revenue - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2018
Dec. 30, 2017
Revenue from Contract with Customer [Abstract]      
Accrued sales incentives $ 7.1 $ 7.1 $ 6.9
Deferred revenue 21.5 21.5 $ 21.8
Revenue recognized $ 4.3 $ 18.1