Financing Arrangements (Components Of Outstanding Debt) (Details) - USD ($) $ in Millions	Nov. 30, 2023	Nov. 30, 2022
Schedule of Short Term and Long Term Debt [Line Items]
Commercial paper	$ 269.4	$ 1,224.6
Other	2.8	12.1
Short-term borrowings, total	$ 272.2	$ 1,236.7
Weighted-average interest rate of short-term borrowings at year-end	5.50%	4.20%
Other	$ 159.1	$ 176.1
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net	(74.9)	(68.2)
Long-term debt	4,139.2	3,912.9
Less current portion	(799.3)	(270.6)
Long-term debt, excluding current maturities	3,339.9	3,642.3
Debt Instrument, Unamortized Discount	25.4	25.9
Interest Rate Derivatives, at Fair Value, Net	(49.5)	(42.3)
Notes Payable, Other Payables | 3.50% notes due 9/1/2023
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	$ 0.0	250.0
Stated Note interest rate	3.50%
Notes Payable, Other Payables | 3.15% notes due 8/15/2024
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	$ 700.0	700.0
Stated Note interest rate	3.15%
Notes Payable, Other Payables | 3.25% notes due 11/15/2025(1)
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	$ 250.0	$ 250.0
Weighted average fixed rate	3.45%
Stated Note interest rate	3.25%
Debt Instrument Basis Spread Increase On Variable Rate	1.487%	1.22%
Debt Instrument, effective interest rate	6.94%
Notes Payable, Other Payables | 0.90% Notes due Feb 2026
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	$ 500.0	$ 500.0
Stated Note interest rate	0.90%
Notes Payable, Other Payables | 3.40% notes due 8/15/2027(2)
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	$ 750.0	$ 750.0
Weighted average fixed rate	3.44%
Stated Note interest rate	3.40%
Debt Instrument Basis Spread Increase On Variable Rate	0.907%	0.685%
Debt Instrument, effective interest rate	6.32%
Notes Payable, Other Payables | 2.50% notes due 4/15/2030(3)
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	$ 500.0	$ 500.0
Weighted average fixed rate	2.62%
Stated Note interest rate	2.50%
Debt Instrument, effective interest rate	6.13%
Notes Payable, Other Payables | 1.85% Notes due Feb 2031
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	$ 500.0	500.0
Stated Note interest rate	1.85%
Notes Payable, Other Payables | 4.95% notes due 4/15/2033
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	$ 500.0	0.0
Weighted average fixed rate	5.00%
Stated Note interest rate	4.95%
Notes Payable, Other Payables | 4.20% notes due 8/15/2047
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	$ 300.0	300.0
Stated Note interest rate	4.20%
Notes Payable, Other Payables | 7.63%–8.12% notes due 2024
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	$ 55.0	$ 55.0
Notes Payable, Other Payables | Interest Rate Swap [Member] | 3.40% notes due 8/15/2027(2)
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	250.0
Notes Payable, Other Payables | Interest Rate Swap [Member] | 2.50% notes due 4/15/2030(3)
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	250.0
Notes Payable, Other Payables | Interest Rate Swap [Member] | 5.20% Notes Due 2015
Schedule of Short Term and Long Term Debt [Line Items]
Notes outstanding	$ 100.0
Minimum [Member] | Notes Payable, Other Payables | 7.63%–8.12% notes due 2024
Schedule of Short Term and Long Term Debt [Line Items]
Stated Note interest rate	7.63%
Maximum [Member] | Notes Payable, Other Payables | 7.63%–8.12% notes due 2024
Schedule of Short Term and Long Term Debt [Line Items]
Stated Note interest rate	8.12%