Accrued Expenses and Other Liabilities (Details) (USD $)	Nov. 30, 2014	Feb. 28, 2014
Summary of accrued expenses and other liabilities
Payroll and related employee benefits	$ 500,000us-gaap_AccruedEmployeeBenefitsCurrent	$ 539,000us-gaap_AccruedEmployeeBenefitsCurrent
Income taxes	11,000us-gaap_AccruedIncomeTaxesCurrent	15,000us-gaap_AccruedIncomeTaxesCurrent
Property taxes		7,000
Other liabilities	9,000us-gaap_OtherAccruedLiabilitiesCurrent	44,000us-gaap_OtherAccruedLiabilitiesCurrent
Accrued expenses, Total	$ 520,000us-gaap_AccruedLiabilitiesCurrent	$ 605,000us-gaap_AccruedLiabilitiesCurrent

Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations, excluding pension and other postretirement benefits, incurred through that date and payable for perquisites provided to employees pertaining to services received from them. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

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. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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