Note 11 - Income Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Nov. 28, 2020	Nov. 30, 2019	Dec. 01, 2018
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount	$ 0	$ 0	$ 42,007
Effective Income Tax Rate Reconciliation, Deduction, Dividends, Amount	(0)	(0)	8,484
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability			$ 79,500
Undistributed Earnings, Basic, Total	936,607
Tax Credit Carryforward, Amount	4,357
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	9,125	6,755
Income Tax Examination, Penalties and Interest Expense, Total	2,378	59
Income Tax Examination, Penalties and Interest Accrued, Total	3,520	$ 1,142
Foreign Tax Authority [Member]
Operating Loss Carryforwards, Total	115,550
Foreign Tax Authority [Member] | Indefinite [Member]
Operating Loss Carryforwards, Total	78,438
Foreign Tax Authority [Member] | Tax Year 2021 to 2038 [Member]
Operating Loss Carryforwards, Total	$ 37,112