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Intangible Assets and Goodwill (Schedule Of Intangible Assets) (Details) - USD ($) $ in Thousands | Feb. 28, 2023 | Nov. 30, 2022
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Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 800,919 | $ 558,619
Accumulated Amortization | (359,977) | (341,264)
Net Book Value | 440,942 | 217,355
Purchased technology |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 280,300 | 212,700
Accumulated Amortization | (157,141) | (150,877)
Net Book Value | 123,159 | 61,823
Customer-related |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 468,508 | 306,308
Accumulated Amortization | (173,532) | (162,341)
Net Book Value | 294,976 | 143,967
Trademarks and trade names |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 50,111 | 37,611
Accumulated Amortization | (27,304) | (26,046)
Net Book Value | 22,807 | 11,565
Non-compete agreement |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 2,000 | 2,000
Accumulated Amortization | (2,000) | (2,000)
Net Book Value | $ 0 | $ 0

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