XML 48 R37.htm IDEA: XBRL DOCUMENT v3.21.1
Organization, Basis of Presentation, and Summary of Significant Accounting Policies - Fair Value of Assets and Liabilities (Details) - USD ($)
$ in Thousands
Feb. 28, 2021
May 31, 2020
Level 1    
Assets:    
Assets held for sale - nonrecurring $ 0 $ 0
Investment in non-public company 0 0
Total assets 0 0
Liabilities:    
Interest rate swap contracts 0 0
Total liabilities 0 0
Level 2    
Assets:    
Assets held for sale - nonrecurring 0 0
Investment in non-public company 0 0
Total assets 0 0
Liabilities:    
Interest rate swap contracts 2,174 3,578
Total liabilities 2,174 3,578
Level 3    
Assets:    
Assets held for sale - nonrecurring 0 2,607
Investment in non-public company 45,100 56,900
Total assets 45,100 59,507
Liabilities:    
Interest rate swap contracts 0 0
Total liabilities $ 0 $ 0