Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_LongTermDebtNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Lines of Credit and Long-Term Debt - Additional Information (Detail) (USD $)	Feb. 28, 2014	Feb. 28, 2013
Debt Instrument [Line Items]
Long-term debt, less current maturities	$ 233,000	$ 281,000
Line of Credit
Debt Instrument [Line Items]
Line of credit outstanding		9,900,000
Term Loan One
Debt Instrument [Line Items]
Line of credit outstanding		2,000,000
Term Loan Two
Debt Instrument [Line Items]
Line of credit outstanding		$ 2,600,000