XML 73 R27.htm IDEA: XBRL DOCUMENT v2.4.0.8
Note 4 - Accounts Receivable, Transit Accounts Receivable and Transit Accounts Payable (Tables)
9 Months Ended
Sep. 27, 2014
Receivables [Abstract]  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
   

September 27,

2014

   

December 28,

2013

 

Billed

  $ 46,018     $ 35,415  

Accrued and unbilled

    6,022       7,895  

Work-in-progress

    9,489       13,394  

Allowance for doubtful accounts and sales discounts

    (1,000

)

    (978

)

                 

Accounts receivable, net

  $ 60,529     $ 55,726