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Significant Accounting Policies - Additional Information (Detail) (USD $)
 0 Months Ended 12 Months Ended
Dec. 26, 2013
Jun. 26, 2014
Segment
Jun. 27, 2013
Jun. 28, 2012
Accounting Policies [Line Items]        
Period to shell bulk stored nut inventories   Ten to fifteen months    
Interest costs capitalized   $ 0 $ 0 $ 0
Recorded impairments of long - lived assets   0 0 0
Gross costs incurred under the Development Agreement   6,806,000    
Assets held for sale     6,175,000  
Sales price of land and building 8,000,000      
Gain on sale of land and building 1,641,000      
Proceeds from sale of land and building, net     870,000  
Expenses incurred on sale of land and building recorded in administrative expenses     45,000  
Pre-tax gain on sale of land and building   1,526,000 575,000 (16,000)
Number of reportable operating segment   1    
Percentage of likelihood to record liabilities for uncertain tax positions   Greater than 50%    
Percentage of likelihood where no benefit for uncertain tax positions is recorded   Less than 50%    
Deferred Tax Asset Valuation Allowance [Member]
        
Accounting Policies [Line Items]        
Deferred tax asset valuation allowance   175,000    
Accounts Receivable [Member]
        
Accounting Policies [Line Items]        
Number of customers exceeding ten percent of sales   3 3 2
Percentage of net sales   55.00% 49.00%  
Sales Revenue, Net [Member]
        
Accounting Policies [Line Items]        
Concentration Risk Benchmark Percentage   10.00% 10.00% 10.00%
Percentage of net sales   46.00% 48.00% 36.00%
Administrative Expenses [Member]
        
Accounting Policies [Line Items]        
Pre-tax gain on sale of land and building     $ 660,000  
Elgin Site [Member]
        
Accounting Policies [Line Items]        
Percentage of building currently vacant   74.00%    
Number of buildings located on site   2