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Significant Accounting Policies - Additional Information (Detail) - USD ($)
 12 Months Ended
Mar. 28, 2015
Mar. 29, 2014
Mar. 30, 2013
Significant Accounting Policies [Line Items]      
Depreciation of assets $ 59,000 $ 97,000 $ 208,000
Amounts receivable from credit card issuers $ 1,700,000 $ 1,500,000  
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 $ 1,800,000 $ 1,900,000  
Accumulated amortization of intangible assets $ 900,000 800,000  
Period of warranties 3 years    
Asset impairment charges $ 200,000 0 0
Reimbursement of advertising cost 2,900,000 2,600,000 2,900,000
Advertising and marketing expense $ 9,500,000 $ 11,000,000 $ 10,800,000
Stock Options [Member]      
Significant Accounting Policies [Line Items]      
Outstanding 442,088 668,421 232,821
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 $ (400,000) $ (200,000) $ 100,000
Interest and Other Financial Costs [Member]      
Significant Accounting Policies [Line Items]      
Gains (losses) on foreign exchange $ 500,000 $ 300,000 $ 200,000
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   2.90%