Note 2 - Significant Accounting Policies: Shipping and Handling Fees and Costs (Details) - USD ($)	6 Months Ended
Sep. 30, 2015	Sep. 30, 2014
Details
Shipping, Handling and Transportation Costs	$ 143,979	$ 271,832

Cost incurred during the reporting period in transporting goods and services to customers. Includes freight-out costs.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=51655414&loc=d3e18780-107790

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 605

-SubTopic 45

-Section 50

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-URI http://asc.fasb.org/extlink&oid=51667946&loc=d3e61069-111654

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Handling Costs

-URI http://asc.fasb.org/extlink&oid=51575068

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 605

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-URI http://asc.fasb.org/extlink&oid=51671805&loc=d3e60635-111653

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

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-Section 50

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-URI http://asc.fasb.org/extlink&oid=51655414&loc=d3e18726-107790

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 605

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Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Shipping Costs

-URI http://asc.fasb.org/extlink&oid=51575562

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration