Note 12. Financial Instruments	12 Months Ended
Feb. 29, 2012
Financial Instruments [Abstract]
Financial Instruments Disclosure [Text Block]	Financial Instruments a)Off-Balance Sheet Risk Commercial letters of credit are issued by the Company during the ordinary course of business through major domestic banks as requested by certain suppliers. The Company also issues standby letters of credit principally to secure certain bank obligations and insurance policies. The Company had $273 and $1 open commercial letters of credit at February 29, 2012 and February 28, 2011, respectively. Standby letters of credit amounted to $817 and $2,817 at February 29, 2012 and February 28, 2011, respectively. The terms of these letters of credit are all less than one year. No material loss is anticipated due to nonperformance by the counter parties to these agreements. The fair value of the standby letters of credit is estimated to be the same as the contract values based on the short-term nature of the fee arrangements with the issuing banks. At February 29, 2012, the Company had unconditional purchase obligations for inventory commitments of $110,329. These obligations are not recorded in the consolidated financial statements until commitments are fulfilled and such obligations are subject to change based on negotiations with manufacturers. b)Concentrations of Credit Risk Financial instruments, which potentially subject the Company to concentrations of credit risk, consist principally of trade receivables. The Company's customers are located principally in the United States, Canada, Europe and Asia Pacific and consist of, among others, distributors, mass merchandisers, warehouse clubs and independent retailers. The Company generally grants credit based upon analyses of customers' financial condition and previously established buying and payment patterns. For certain customers, the Company establishes collateral rights in accounts receivable and inventory and obtains personal guarantees from certain customers based upon management's credit evaluation. Certain customers in Europe and Latin America have credit insurance equaling their credit limit. At February 29, 2012 and February 28, 2011, one customer accounted for approximately 22.3% and 21.6% of accounts receivable, respectively. During the years ended February 29, 2012, February 28, 2011 and February 28, 2010 one customer accounted for 10.3%, 13.5% and 28% of net sales, respectively. The Company's five largest customers represented 26% of net sales during the year ended February 29, 2012, 30% for the year ended February 28, 2011 and 36% for the year ended February 28, 2010. A portion of the Company's customer base may be susceptible to downturns in the retail economy, particularly in the consumer electronics industry. Additionally, customers specializing in certain automotive sound, security and accessory products may be impacted by fluctuations in automotive sales.

Financial Instruments

a)Off-Balance Sheet Risk

Commercial letters of credit are issued by the Company during the ordinary course of business through major domestic banks as requested by certain suppliers. The Company also issues standby letters of credit principally to secure certain bank obligations and insurance policies. The Company had $273 and $1 open commercial letters of credit at February 29, 2012 and February 28, 2011, respectively. Standby letters of credit amounted to $817 and $2,817 at February 29, 2012 and February 28, 2011, respectively. The terms of these letters of credit are all less than one year. No material loss is anticipated due to nonperformance by the counter parties to these agreements. The fair value of the standby letters of credit is estimated to be the same as the contract values based on the short-term nature of the fee arrangements with the issuing banks.

At February 29, 2012, the Company had unconditional purchase obligations for inventory commitments of $110,329. These obligations are not recorded in the consolidated financial statements until commitments are fulfilled and such obligations are subject to change based on negotiations with manufacturers.

b)Concentrations of Credit Risk

Financial instruments, which potentially subject the Company to concentrations of credit risk, consist principally of trade receivables. The Company's customers are located principally in the United States, Canada, Europe and Asia Pacific and consist of, among others, distributors, mass merchandisers, warehouse clubs and independent retailers. The Company generally grants credit based upon analyses of customers' financial condition and previously established buying and payment patterns. For certain customers, the Company establishes collateral rights in accounts receivable and inventory and obtains personal guarantees from certain customers based upon management's credit evaluation. Certain customers in Europe and Latin America have credit insurance equaling their credit limit.

At February 29, 2012 and February 28, 2011, one customer accounted for approximately 22.3% and 21.6% of accounts receivable, respectively. During the years ended February 29, 2012, February 28, 2011 and February 28, 2010 one customer accounted for 10.3%, 13.5% and 28% of net sales, respectively. The Company's five largest customers represented 26% of net sales during the year ended February 29, 2012, 30% for the year ended February 28, 2011 and 36% for the year ended February 28, 2010.

A portion of the Company's customer base may be susceptible to downturns in the retail economy, particularly in the consumer electronics industry. Additionally, customers specializing in certain automotive sound, security and accessory products may be impacted by fluctuations in automotive sales.