v3.10.0.1
Contingencies - Narrative (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended
Feb. 28, 2018
Dec. 30, 2017
Apr. 01, 2017
Commitments and Contingencies Disclosure [Abstract]      
Loss contingency, damages sought, value     $ 1.5
Loss contingency, damages paid, value $ 0.5    
Loss contingency, loss in period   $ 4.9