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STOCKHOLDERS' EQUITY (Details) - USD ($)
$ in Millions
9 Months Ended 12 Months Ended
Jun. 30, 2017
Nov. 30, 2019
Dec. 01, 2018
Feb. 23, 2019
Feb. 24, 2018
Feb. 25, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Equity-based compensation expense   $ 3.0        
Income tax benefit from compensation expense       $ 12.9 $ 15.6 $ 11.1
Compensation cost not yet recognized   $ 7.8        
Period for recognition of unrecognized compensation cost   4 years        
Number of shares repurchased (in shares)     $ 25.8 $ 25.8 0.0 0.0
Cash distribution made to members $ 250.0          
Additional equity-based compensation expense due to plan modification         2.4  
Common Stock            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Payments for repurchase of common stock       1,772,018    
Phantom units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Equity-based compensation expense   $ 21.8 35.5 $ 47.7 $ 45.9 $ 53.3
Income tax benefit from compensation expense   5.7 $ 9.6      
Number of units granted during period (in shares)       1,900,000    
Aggregate grant date fair value of phantom units       $ 60.2    
Compensation cost not yet recognized   $ 35.4   $ 53.7    
Number of units unvested remaining (in shares)   1,300,000   1,700,000    
Period for recognition of unrecognized compensation cost   1 year 10 months 24 days   2 years 6 months    
Fair value of vested units during period       $ 31.5    
Phantom units | Incentive units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Units received upon vesting (in shares)         1  
Phantom units | Investor incentive units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Units received upon vesting (in shares)   1     1  
Phantom units, newly issued            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number of units granted during period (in shares)       1,500,000    
Phantom units, previously issued            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number of units granted during period (in shares)       400,000    
Performance-based phantom units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number of units granted during period (in shares)       100,000    
Time-based phantom units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number of units granted during period (in shares)       1,400,000