Annual report pursuant to Section 13 and 15(d)

Short-term Financing (Narrative) (Details)

v3.20.2
Short-term Financing (Narrative) (Details) - USD ($)
$ in Millions
 12 Months Ended
Jun. 01, 2020
Mar. 17, 2016
Aug. 05, 2015
May 31, 2020
May 31, 2019
Revolving Credit Facility [Member]          
Financing [Line Items]          
Maximum borrowing capacity       $ 1,800.0  
Revolving Credit Facility [Member] | JPM $1 Billion Credit Facility [Member] | JP Morgan Chase Bank, N.A. [Member]          
Financing [Line Items]          
Maximum borrowing capacity     $ 1,000.0 $ 1,000.0 [1],[2]  
Term     5 years    
Expiration date     Jul. 31, 2019 Jul. 31, 2024 [1],[2]  
Revolving Credit Facility [Member] | JPM $500 Million Credit Facility [Member] | JP Morgan Chase Bank, N.A. [Member]          
Financing [Line Items]          
Maximum borrowing capacity [1]       $ 500.0  
Expiration date [1]       Aug. 17, 2022  
Revolving Credit Facility [Member] | PNC $250 Million Credit Facility [Member] | PNC Bank, National Association [Member]          
Financing [Line Items]          
Maximum borrowing capacity [3]       $ 250.0  
Expiration date [3]       Feb. 06, 2023  
Revolving Credit Facility [Member] | PNC $250 Million Credit Facility [Member] | PNC Bank, National Association [Member] | Two Overnight Basis [Member] | Subsequent Event [Member]          
Financing [Line Items]          
Weighted-average amount borrowed $ 89.5        
Revolving Credit Facility [Member] | PNC $150 Million Credit Facility [Member] | PNC Bank, National Association [Member]          
Financing [Line Items]          
Maximum borrowing capacity   $ 150.0      
Term   4 years      
Expiration date   Feb. 06, 2020      
Standby Letters of Credit [Member]          
Financing [Line Items]          
Maximum borrowing capacity       $ 147.9 $ 148.9
Amounts outstanding       $ 0.0 $ 0.0
Minimum [Member] | Revolving Credit Facility [Member]          
Financing [Line Items]          
Commitment fee, percentage       0.05%  
Minimum [Member] | Standby Letters of Credit [Member]          
Financing [Line Items]          
Expiration date       Jun. 01, 2020  
Maximum [Member] | Revolving Credit Facility [Member]          
Financing [Line Items]          
Commitment fee, percentage       0.15%  
Maximum [Member] | Standby Letters of Credit [Member]          
Financing [Line Items]          
Expiration date       Jan. 01, 2022  
[1] JPM acts as the administrative agent for this syndicated credit facility.
[2] This agreement replaced the Company’s predecessor five-year unsecured $1.0 billion credit facility dated August 5, 2015, which was terminated on July 31, 2019.
[3] This agreement replaced the Company’s predecessor four-year unsecured $150.0 million credit facility dated March 17, 2016, which was terminated on February 6, 2020.