Note 1 - Presentation of Financial Statements	6 Months Ended
Note 1 - Presentation of Financial Statements	Oct. 31, 2014
Notes to Financial Statements
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]	1. Presentation of Financial Statements The accompanying condensed consolidated financial statements include the accounts and transactions of the Company and its wholly-owned subsidiaries. All material inter-company balances and transactions have been eliminated in consolidation.

The entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure.