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Accrued Expenses (Tables) - Accrued expenses (Details) (USD $)	Feb. 28, 2015	Feb. 28, 2014
Payables and Accruals [Abstract]
Accrued compensation	$ 214,071us-gaap_AccruedSalariesCurrent	$ 201,676us-gaap_AccruedSalariesCurrent
Estimated warranty costs	36,000us-gaap_ProductWarrantyAccrual	30,900us-gaap_ProductWarrantyAccrual
Accrued commissions	207,236us-gaap_AccruedSalesCommissionCurrentAndNoncurrent	156,964us-gaap_AccruedSalesCommissionCurrentAndNoncurrent
Professional fees	51,765us-gaap_AccruedProfessionalFeesCurrentAndNoncurrent	44,692us-gaap_AccruedProfessionalFeesCurrentAndNoncurrent
Other accrued expenses	182,865us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent	130,889us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent
Total accrued expenses	$ 691,937us-gaap_AccruedLiabilitiesCurrent	$ 565,121us-gaap_AccruedLiabilitiesCurrent

X

- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.20)

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X

- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

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X

- Definition

Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Current Liabilities

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- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for sales commissions.

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-Subparagraph a

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Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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