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LONG-TERM DEBT AND FINANCE LEASE OBLIGATIONS - Asset-Based Loan Facilities (Details)
$ in Millions
Mar. 12, 2020
USD ($)
Dec. 02, 2018
USD ($)
Nov. 16, 2018
USD ($)
Dec. 21, 2015
USD ($)
Feb. 29, 2020
USD ($)
Feb. 23, 2019
USD ($)
Debt Instrument [Line Items]            
Outstanding balance on letters of credit         $ 90.3 $ 143.0
Line of credit | Asset-Based Loan Facility            
Debt Instrument [Line Items]            
Maximum borrowing capacity     $ 4,000.0      
Basis spread on variable rate 2.00%          
Capitalized financing costs     $ 13.5      
Repayments of lines of credit   $ 610.0        
Amount of outstanding borrowings $ 2.0       0.0  
Covenant triggering threshold, percentage of aggregate commitments       10.00%    
Covenant triggering threshold, excess availability amount       $ 250.0    
Debt covenant, fixed charge coverage ratio       1.0    
Line of credit | Asset-Based Loan Facility | Minimum            
Debt Instrument [Line Items]            
Basis spread on variable rate     1.25%      
Line of credit | Asset-Based Loan Facility | Maximum            
Debt Instrument [Line Items]            
Basis spread on variable rate     1.75%      
Line of credit | LOC Sub-facility            
Debt Instrument [Line Items]            
Maximum borrowing capacity     $ 1,975.0      
Letter of credit | LOC Sub-facility            
Debt Instrument [Line Items]            
Outstanding balance on letters of credit $ 454.5       $ 454.5 $ 520.8