Note 4 - Accounts Receivable (Tables)

6 Months Ended

Jun. 29, 2013

Receivables [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

	June 29, 2013			December 29, 2012
Billed	$	30,927		$	26,600
Accrued and unbilled		5,426			4,761
Work-in-progress		13,864			13,552
Allowance for doubtful accounts and sales discounts		(1,128	)		(1,207	)
Accounts receivable, net	$	49,089		$	43,706