Receivables, Net (Tables)

12 Months Ended

Dec. 27, 2014

Receivables [Abstract]

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

Receivables are summarized as follows:

	2014			2013
Customers, trade	$	46,422		$	41,898
Other receivables	4,552			2,306
Gross receivables	50,974			44,204
Less allowance for doubtful accounts	(450		)	(141		)
Receivables, net	$	50,524		$	44,063