XML 71 R57.htm IDEA: XBRL DOCUMENT v3.7.0.1
Commitments and Contingencies Guarantees (Details)
$ in Millions
May 31, 2017
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
Guarantor obligations, maximum exposure, undiscounted $ 101.5
Maximum guarantees allowed by bank covenants $ 1,000.0