Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Aug. 27, 2016	Aug. 29, 2015	May 30, 2015	Aug. 27, 2016	Aug. 29, 2015
Income Tax Disclosure [Abstract]
Unrecognized tax benefits that would impact the effective tax rate if recognized	$ 3,369			$ 3,369
Accrued for the payment of interest and penalties	352			352
Reductions for lapse of statue of limitations / settlements	282			282
Foreign earnings repatriated				23,000
Foreign earnings remaining in foreign jurisdictions	$ 3,200			3,200
Tax benefit from repatriated earnings				$ 1,176
Effective tax rate change	5.50%			1.40%
Effective tax rate	27.90%	33.40%	32.40%	30.70%	32.10%
Effective tax rate decrease from repatriated earnings	2.40%
Effective tax rate decrease from research and development	1.20%
Effective tax rate increase from sale of J.L. Clark	0.90%