Note 6 - Supplemental Cash Flow Information - Supplemental Cash Flow Information (Details) (USD $)	9 Months Ended
Nov. 30, 2014	Nov. 30, 2013
Interest	$ 143,806us-gaap_InterestPaid	$ (34,637)us-gaap_InterestPaid
Income taxes	1,112,040us-gaap_IncomeTaxesPaid	2,090,170us-gaap_IncomeTaxesPaid
Non-Cash Operating Activities
Accrued Inventory	477,176us-gaap_OtherNoncashExpense	452,707us-gaap_OtherNoncashExpense
Non-Cash Financing Activities
Dividend Payable	671,901	672,745
Sale of Accounts Receivable for Notes Receivable [Member]
Non-Cash Financing Activities
Noncash acquisition, notes receivable	17,043
Sale of Inventory for Notes Receivable [Member]
Non-Cash Financing Activities
Noncash acquisition, notes receivable	17,301
Sale of Long-Lived Assets for Notes Receivable [Member]
Non-Cash Financing Activities
Noncash acquisition, notes receivable	446,353
Sale of Other Assets for Notes Receivable [Member]
Non-Cash Financing Activities
Noncash acquisition, notes receivable	$ 10,858

Non cash financing activities, dividend payable

No definition available.

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- Definition

The amount of notes receivable that an Entity acquires in a noncash (or part noncash) acquisition. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period.

+ References

No definition available.

+ Details

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- Definition

The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (f)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585

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- Definition

The amount of cash paid for interest during the period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585

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- Definition

Other expenses or losses included in net income that result in no cash outflows or inflows in the period and are not separately disclosed.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

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- Details

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- Details

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