Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies and Nature of Operations - Additional Information (Detail)

v2.4.0.8
Summary of Significant Accounting Policies and Nature of Operations - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Mar. 29, 2014
Segment
Jun. 29, 2013
Mar. 30, 2013
Dec. 28, 2013
Dec. 29, 2012
Schedule Of Significant Accounting Policies [Line Items]          
Net income (loss) $ 201   $ (3,343) $ (15,634) $ (35,978)
Revenues 68,028   65,405    
Other than temporary impairment charges on investments 0   0    
Inventory 36,613     36,986  
Inventory in-transit 7,216     6,750  
Impairment losses on property and equipment   0 0    
Impairment losses on intangible assets   0 0    
Limited warranty description The Company or the vendors supplying its products provide the Company's customers limited warranties on certain products that range from 30 days to lifetime.        
Standard product warranty useful life, minimum 1 year        
Standard product warranty useful life, maximum 5 years        
Extended product warranty description The product brands that include the extended warranty coverage are offered at three different service levels: (a) a five year unlimited product replacement, (b) a five year one-time product replacement, and (c) a three year one-time product replacement.        
Advertising costs 4,390   4,337    
The likeliness that the tax position will be realized upon ultimate settlement 50.00%        
Unrecognized tax benefits, interest or penalties $ 0        
Number of reportable segments 2        
Maximum [Member]
         
Schedule Of Significant Accounting Policies [Line Items]          
Original maturity of money market funds and short-term investments purchased 90 days        
Stock option grant, vesting period 4 years        
Maximum [Member] | Website and Software Development [Member]
         
Schedule Of Significant Accounting Policies [Line Items]          
Capitalization amount amortized on straight-line basis over a period 3 years        
Minimum [Member]
         
Schedule Of Significant Accounting Policies [Line Items]          
Stock option grant, vesting period 3 years        
Minimum [Member] | Website and Software Development [Member]
         
Schedule Of Significant Accounting Policies [Line Items]          
Capitalization amount amortized on straight-line basis over a period 2 years