Quarterly report pursuant to Section 13 or 15(d)

DEBT - Narrative (Details)

v3.19.1
DEBT - Narrative (Details)
1 Months Ended 3 Months Ended 12 Months Ended
May 31, 2018
USD ($)
Mar. 31, 2019
USD ($)
extension
Dec. 31, 2017
USD ($)
Aug. 31, 2018
USD ($)
Debt Instrument [Line Items]        
Line of credit facility, potential maximum borrowing capacity   $ 1,600,000,000.0    
Letters of credit outstanding, amount   800,000    
Commercial paper notes   $ 900,000,000.0    
Maximum        
Debt Instrument [Line Items]        
Debt instrument, term   1 year    
Commercial paper, maturity period range   397 days    
Term Loan        
Debt Instrument [Line Items]        
Credit facility borrowing capacity   $ 800,000,000    
Debt instrument, term   3 years    
Revolving Credit Facility        
Debt Instrument [Line Items]        
Credit facility borrowing capacity   $ 1,100,000,000.0   $ 900,000,000
Debt instrument, term   5 years    
Line of credit, maximum number of extensions | extension   2    
Line of credit facility, expiration date, extension period   1 year    
Outstanding borrowings   $ 0    
Line of credit facility, available for borrowing   1,000,000,000    
Commercial paper        
Debt Instrument [Line Items]        
Outstanding borrowings   $ 65,000,000    
Notes, 3.60%, due Aug 2021        
Debt Instrument [Line Items]        
Long-term debt $ 300,000,000      
Debt, interest rate 3.60% 3.60%    
Notes, 3.95%, due May 2023        
Debt Instrument [Line Items]        
Long-term debt $ 400,000,000      
Debt, interest rate 3.95% 3.95%    
Notes, Floating Rate, due Aug 2021        
Debt Instrument [Line Items]        
Long-term debt $ 300,000,000      
Notes, Floating Rate, due Aug 2021 | LIBOR        
Debt Instrument [Line Items]        
Spread on variable rate 0.87%      
Commercial paper        
Debt Instrument [Line Items]        
Long-term debt   $ 65,000,000    
Receivables Securitization Facility        
Debt Instrument [Line Items]        
Credit facility borrowing capacity     $ 225,000,000.0  
Debt instrument, term     2 years  
Outstanding borrowings   25,000,000    
Collateral amount   $ 220,900,000