Borrowings (Details Textual 1) - Other [Member]	May 31, 2018 USD ($)
CBI Accounts Receivable Securitization Facility [Member]
Short-term Debt [Line Items]
Accounts receivable securitization facility, term	364 days
Accounts receivable securitization facility, Maximum borrowings one	$ 230,000,000
Accounts receivable securitization facility, Maximum borrowings two	$ 330,000,000
Crown Accounts Receivable Securitization Facility [Member]
Short-term Debt [Line Items]
Accounts receivable securitization facility, term	364 days
Accounts receivable securitization facility, Maximum borrowings one	$ 130,000,000
Accounts receivable securitization facility, Maximum borrowings two	$ 250,000,000