XML 96 R58.htm IDEA: XBRL DOCUMENT v3.2.0.727
Note 1 - Organization, Nature of Operations and Summary of Significant Accounting Policies: Inventories (Details) - USD ($)
Apr. 30, 2015
Apr. 30, 2014
Details    
Reserve for obsolete or slow-moving inventories $ 608,186 $ 635,644