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Commitments and Contingencies (Details) - USD ($)
$ in Millions
3 Months Ended
Jul. 03, 2018
Jan. 02, 2018
Jan. 03, 2017
Loss Contingencies [Line Items]      
Estimate of possible loss $ 4.0    
Loss contingency accrual 11.0    
Loss Contingency Accrual, Period Increase (Decrease) 3.4    
Liability under settlement $ 0.3    
Minimum [Member]      
Loss Contingencies [Line Items]      
Estimate of possible loss     $ 10.6
Insurance coverage     $ 1.0
Maximum [Member]      
Loss Contingencies [Line Items]      
Estimate of possible loss   $ 5.5