Quarterly report pursuant to Section 13 or 15(d)

Supplemental Information (Narrative) (Details)

v3.22.2.2
Supplemental Information (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended
Aug. 31, 2022
Aug. 31, 2021
May 31, 2022
Depreciation expense $ 31.4 $ 30.7  
Amortization expense 12.6 15.0  
Impairment loss relates to goodwill or intangible assets 0.0 0.0  
Revolving Credit Facility [Member]      
Unused amount available $ 2,000.0    
Weighted-average interest rate 3.76%   2.34%
Standby Letters of Credit [Member]      
Maximum borrowing capacity $ 140.2   $ 140.2
Amounts outstanding $ 0.0 $ 0.0 $ 0.0
Standby Letters of Credit [Member] | Minimum [Member]      
Expiration date Nov. 09, 2022    
Standby Letters of Credit [Member] | Maximum [Member]      
Expiration date Aug. 24, 2023