Note 10 (Details) - Fair Value, Inputs, Level 2 [Member]	May 31, 2016 USD ($)
Note 10 (Details) [Line Items]
Lines of Credit, Fair Value Disclosure	$ 5,918,700
Long-term Debt, Fair Value	$ 17,935,600

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

No definition available.

Name:	us-gaap_LongTermDebtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant