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Allowance for Doubtful Accounts (Tables)
12 Months Ended
Dec. 27, 2014
Accounting Policies [Abstract]  
Allowance for Doubtful Accounts
     2014      2013      2012  
Beginning balance  $10,000   $10,000   $10,000 
Provision for bad debt   —      —      —   
Charge-offs   —      —      —   
   
Ending balance  $10,000   $10,000   $10,000