Disposition of J.L, Clark (Details) - USD ($) $ in Thousands		12 Months Ended
	Jun. 27, 2015	Dec. 03, 2016	Nov. 28, 2015	Nov. 29, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net gain on disposition of J.L. Clark		$ 0	$ 12,132	$ 0
J.L. Clark, Inc [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership percentage	100.00%
Cash consideration for sale of disposal assets	$ 45,232
Consideration for sale of disposal assets	47,848
Cash divested	745
Post-closing adjustment	$ 1,871
Net gain on disposition of J.L. Clark			12,131
Transaction-related costs			3,187
Net sales		0	40,909	75,949
Operating profit		$ 0	$ 2,143	$ 4,712