Note 11 - Income Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 01, 2018	Dec. 02, 2017	Dec. 03, 2016
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount	$ 42,007
Effective Income Tax Rate Reconciliation, Deduction, Dividends, Amount	8,484
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability	(79,500)
Undistributed Earnings, Basic, Total	636,513
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	1,809	27,197
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	5,320
Income Tax Examination, Penalties and Interest Expense, Total	571	111
Income Tax Examination, Penalties and Interest Accrued, Total	1,190	$ 626
Foreign Tax Authority [Member]
Operating Loss Carryforwards, Total	100,389
Foreign Tax Authority [Member] | Indefinite [Member]
Operating Loss Carryforwards, Total	51,974
Foreign Tax Authority [Member] | Tax Year 2019 to 2036 [Member]
Operating Loss Carryforwards, Total	48,415
State and Local Jurisdiction [Member]
Operating Loss Carryforwards, Total	$ 3,022