Note 4 - Accounts Receivable (Tables)

12 Months Ended

Dec. 28, 2013

Receivables [Abstract]

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

	December 28, 2013			December 29, 2012
Billed	$	35,415		$	26,600
Accrued and unbilled		7,895			4,761
Work-in-progress		13,394			13,552
Allowance for doubtful accounts and sales discounts		(978	)		(1,207	)
Accounts receivable, net	$	55,726		$	43,706