Schedule II - Valuation and Qualifying Accounts (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Feb. 28, 2014	Feb. 28, 2013	Feb. 29, 2012
Allowances for doubtful accounts
Valuation and Qualifying Accounts
Beginning Balance	$ 1,764	$ 1,811	$ 2,108
Charged to cost and expenses	400	188	548
Deductions	37	235	845
Ending Balance	2,127	1,764	1,811
Allowances for back-to-stock returns
Valuation and Qualifying Accounts
Beginning Balance	3,267	3,730	2,040
Net charge (credit) to sales revenue	(715)	(463)	1,690
Ending Balance	$ 2,552	$ 3,267	$ 3,730

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Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 09

-Article 12

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- Definition

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- Definition

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Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively.

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