Note 5 - Goodwill and Other Intangible Assets - Amortizable Intangible Assets (Details) - USD ($) $ in Thousands |
Feb. 28, 2026 |
Nov. 29, 2025 |
|---|---|---|
| Purchased Technology And Patents [Member] | ||
| Original cost | $ 235,196 | $ 232,522 |
| Accumulated amortization | (62,365) | (57,778) |
| Net identifiable intangibles | 172,831 | 174,744 |
| Impairment | 0 | |
| Customer Relationships [Member] | ||
| Original cost | 990,601 | 998,889 |
| Accumulated amortization | (418,027) | (414,706) |
| Net identifiable intangibles | 572,574 | 584,183 |
| Impairment | 0 | |
| Trade Names [Member] | ||
| Original cost | 82,015 | 81,228 |
| Accumulated amortization | (36,322) | (33,554) |
| Net identifiable intangibles | 45,693 | 46,940 |
| Impairment | (734) | |
| Other Intangible Assets [Member] | ||
| Original cost | 1,307,812 | 1,312,639 |
| Accumulated amortization | (516,714) | (506,038) |
| Net identifiable intangibles | $ 791,098 | 805,867 |
| Impairment | $ (734) |