Selected Quarterly Financial Data (Unaudited) - Narrative (Details) - USD ($) $ in Thousands		12 Months Ended
	Mar. 07, 2016	Dec. 03, 2016	Nov. 28, 2015	Nov. 29, 2014
Loss Contingencies [Line Items]
Net gain on disposition of J.L. Clark		$ 0	$ 12,132	$ 0
TransWeb [Member]
Loss Contingencies [Line Items]
Gain (loss) on legal settlement	$ 27,250
J.L. Clark, Inc [Member]
Loss Contingencies [Line Items]
Net gain on disposition of J.L. Clark			$ 12,131