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Significant Accounting Policies - Additional Information (Detail) (USD $)
 12 Months Ended
Mar. 29, 2014
Mar. 30, 2013
Mar. 31, 2012
Significant Accounting Policies [Line Items]      
Depreciation of assets $ 97,000 $ 208,000 $ 279,000
Amounts receivable from credit card issuers 2,300,000 1,900,000  
Accounts receivable periods 30 days    
Amortization method of intangible assets Trademarks and tradenames are amortized using the straight-line method over a period of 15 to 20 years.    
Intangible assets 1,900,000 1,700,000  
Accumulated amortization of intangible assets 800,000 700,000  
Period of warranties 3 years    
Asset impairment charge 0 0 0
Reimbursement of advertising cost 2,600,000 2,900,000 2,900,000
Advertising and marketing expense 11,000,000 10,800,000 9,900,000
Stock options [Member]
      
Significant Accounting Policies [Line Items]      
Outstanding 668,421 232,821 230,694
Warrants [Member]
      
Significant Accounting Policies [Line Items]      
Outstanding 382,693 382,693 382,693
Stock appreciation rights [Member]
      
Significant Accounting Policies [Line Items]      
Outstanding 4,347    
Cost of goods sold [Member]
      
Significant Accounting Policies [Line Items]      
Gains (losses) on foreign exchange (200,000) 100,000 (300,000)
Interest and other financial costs [Member]
      
Significant Accounting Policies [Line Items]      
Gains (losses) on foreign exchange $ 300,000 $ 200,000 $ 100,000
Maximum [Member]
      
Significant Accounting Policies [Line Items]      
Product return, Days 90 days    
Consumer credit receivable charges 18.00%    
Minimum [Member]
      
Significant Accounting Policies [Line Items]      
Product return, Days 10 days    
Consumer credit receivable charges 7.90%