Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment, Net of Accumulated Depreciation (Narrative) (Details)

v3.19.3
Property and Equipment, Net of Accumulated Depreciation (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended
Aug. 31, 2019
Aug. 31, 2018
Property and Equipment, Net of Accumulated Depreciation [Abstract]    
Depreciation expense $ 31.8 $ 29.4