Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
	Feb. 27, 2016	Feb. 28, 2015
Income Tax Disclosure [Abstract]
Unrecognized tax benefits that would impact the effective tax rate if recognized	$ 2,926
Accrued for the payment of interest and penalties	304
Reductions for lapse of statue of limitations / settlements	$ 282
Increase in effective tax rate	0.60%
Effective tax rate	30.50%	29.90%
Unfavorable domestic manufacturing deduction adjustment	1.80%
Favorable extension of research and development tax credit	1.00%
Other favorable tax impacts	0.20%