Fair Value Measurement (Tables)

12 Months Ended

Dec. 27, 2016

Fair Value Measurement [Abstract]

Schedule Of Financial Assets And Liabilities Measured At Fair Value On Recurring Basis

	Fair Value Measurements
	Level		December 27, 2016		December 29, 2015
			(in thousands)
Deferred compensation plan investments		2	$	15,054	$	13,955
Deferred compensation plan liabilities		2	$	(15,212)	$	(14,083)