Note 8 - Income Taxes - Deferred Income Tax Balances (Details) - USD ($) $ in Thousands	Nov. 28, 2015	Nov. 29, 2014
Depreciation and amortization	$ (61,992)	$ (47,152)
Employee benefit costs	50,679	45,920
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	11,621	12,355
Tax loss carryforwards	21,090	21,851
Other	24,373	24,234
Gross deferred tax assets	45,771	57,208
Valuation allowance	(14,393)	(16,364)
Net deferred tax assets	$ 31,378	$ 40,844