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LEASES Operating lease Term of Contract and Additional information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 26, 2020
Sep. 28, 2019
Sep. 26, 2020
Sep. 28, 2019
Lessee, Lease, Description [Line Items]        
Accrued Rent $ 31.8   $ 31.8  
Operating Lease, Impairment Loss 1.4   6.1  
Lessee Operating Lease Lease Not yet Commenced Liability Incurred 11.0   11.0  
Operating cash flows from operating leases $ 41.6 $ 48.5 $ 139.4 $ 143.7
Minimum        
Lessee, Lease, Description [Line Items]        
Lessee, Operating Lease Initial Term 1 year      
Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract 6 years   6 years  
Maximum        
Lessee, Lease, Description [Line Items]        
Lessee, Operating Lease Initial Term 10 years      
Lessee, Operating Lease, Option to Extend 5 years      
Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract 11 years   11 years