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Borrowings - Narrative (Details) $ in Thousands	6 Months Ended
Borrowings - Narrative (Details) $ in Thousands	May 31, 2026 USD ($)	Jul. 07, 2026 EUR (€)	Nov. 30, 2025 USD ($)
Debt Instrument [Line Items]
Interest rate on short-term borrowings outstanding	4.79%		4.92%
Increase of long-term debt	$ 2,150,000
Long-term debt	18,040,982		$ 15,895,891
Debt instrument, valuation adjustments	26,400
Discontinued Operations, Held-for-Sale
Debt Instrument [Line Items]
Borrowings	51,900
Structured Notes
Debt Instrument [Line Items]
Net proceeds from long term debt	89,800
Unsecured Debt
Debt Instrument [Line Items]
Long-term debt	14,885,661		12,719,797
Net proceeds from long term debt	2,810,000
Net repayments	1,120,000
Unsecured Debt \| Subsidiaries
Debt Instrument [Line Items]
Long-term debt	701,561		792,484
Unsecured Debt \| 4..500% Senior Unsecured Note Due 2033 \| Subsequent Event
Debt Instrument [Line Items]
Paydown on a credit facility \| €		€ 850,000,000.0
Interest rate		4.50%
Foreign Currency Borrowing \| Subsidiaries
Debt Instrument [Line Items]
Currency losses on foreign currency borrowings	29,000
Secured Debt \| Subsidiaries
Debt Instrument [Line Items]
Long-term debt	2,453,760		$ 2,383,610
Net proceeds from long term debt	30,100
Drawdown Of Unsecured Credit Facility
Debt Instrument [Line Items]
Net proceeds from long term debt	$ 350,000