Note 2 - Acquisitions and Divestiture (Details Textual) € in Thousands, £ in Thousands, $ in Thousands, $ in Thousands									9 Months Ended
	Feb. 15, 2025 USD ($)	Feb. 15, 2025 TWD ($)	Jan. 15, 2025 USD ($)	Jan. 15, 2025 EUR (€)	Dec. 02, 2024 USD ($)	Aug. 05, 2024 USD ($)	Aug. 05, 2024 GBP (£)	May 20, 2024 USD ($)	Aug. 30, 2025 USD ($)	Aug. 31, 2024 USD ($)	Jan. 15, 2025 EUR (€)	Nov. 30, 2024 USD ($)
Goodwill									$ 1,681,887			$ 1,532,221
Payments to Acquire Businesses, Holdback Amount			$ 33,570
Proceeds from Divestiture of Businesses									75,727	$ 0
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | North America Flooring [Member]
Proceeds from Divestiture of Businesses					$ 75,727
Disposal Group, Including Discontinued Operation, Assets (Liabilities), Net					$ 77,242
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal									(1,515)
Engineering Adhesives [Member]
Goodwill									608,343			$ 581,344
ND Industries Asia, Inc. ("ND Industries Taiwan") [Member]
Payments to Acquire Businesses, Gross	$ 8,310	$ 271,860
Goodwill									2,422
Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill									2,400
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Assets (Liabilities), Net									3,488
GEM [Member]
Payments to Acquire Businesses, Gross			$ 196,990	€ 191,868
Goodwill									90,198
Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill									104,723
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Assets (Liabilities), Net									(2,069)
Business Acquisition, Holdback Amount, Number of Tranches			3								3
Business Acquisition, Holdback Amount, Percentage of Tranche			33.33%								33.33%
GEM [Member] | Holdback Liability [Member]
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value			$ 28,922								€ 28,170
HS Butyl Limited [Member]
Goodwill									3,805
Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill									6,974
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Assets (Liabilities), Net									$ 12,649
Business Combination, Consideration Transferred						$ 23,428	£ 18,342
Payments to Acquire Businesses, Holdback Amount | £							£ 2,700
ND Industries [Member]
Goodwill								$ 81,268
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets								$ 13
ND Industries [Member] | Technology [Member]
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life (Year)								15 years
ND Industries [Member] | Customer Relationships [Member]
Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill								$ 110,100
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life (Year)								13 years
ND Industries [Member] | Trademarks and Trade Names [Member]
Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill								$ 8,700
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life (Year)								10 years
ND Industries [Member] | Engineering Adhesives [Member]
Business Combination, Consideration Transferred								$ 254,037
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets								$ 81,268