Note 11 - Income Taxes - Reconciliation of Effective Income Tax (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 02, 2023	Dec. 03, 2022	Nov. 27, 2021
Tax at statutory U.S. federal income tax rate	$ 49,174	$ 52,760	$ 45,539
State income taxes, net of federal benefit	1,137	1,252	1,444
Foreign dividend repatriation1	21,730	2,596	1,104
Foreign operations	12,558	1,868	19,673
Executive compensation over $1.0 million	784	2,847	2,507
Non-U.S. stock option expense	730	525	575
Change in valuation allowance	725	3,187	(9,572)
Research and development tax credit	(1,400)	(927)	(993)
Foreign-derived intangible income	(2,665)	(2,786)	(2,617)
Global intangible low-taxed income	2,345	1,890	2,334
Provision to return	1,336	840	1,122
Cross currency swap	0	7,020	3,931
Contingency reserve	5,951	5,909	(2,139)
Other	1,124	205	125
Total income tax expense	$ 93,529	$ 77,186	$ 63,033

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to cross currency swaps, or exchanges of interest payments and principal in one currency for interest payments and principal in a different currency.

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Amount of reported income tax benefit from difference to expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations, attributable to foreign-derived intangible income (FDII).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-12

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to equity in earnings (loss) of unconsolidated subsidiaries exempt from income taxes.

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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-Topic 740
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Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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