Note 13 - Legal Proceedings	12 Months Ended
Mar. 31, 2017
Notes to Financial Statements
Legal Matters and Contingencies [Text Block]	NOTE 13 - LEGAL PROCEEDINGS None

The entire disclosure for legal proceedings, legal contingencies, litigation, regulatory and environmental matters and other contingencies.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-URI http://asc.fasb.org/topic&trid=2127136

Name:	us-gaap_LegalMattersAndContingenciesTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration