Supplemental Financial Statement Data (Supplemental Income Statement, Balance Sheet And Cash Flow Information) (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2021	Nov. 30, 2020	Nov. 30, 2019
Condensed Financial Statements, Captions [Line Items]
Other income, net	$ 17.3	$ 17.6	$ 26.7
Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component	6.4	10.0	17.7
Interest Income, Other	9.3	7.8	10.1
Other Income	1.6	(0.2)	(1.1)
Trade accounts receivable, allowances	5.2	5.2
Inventories
Finished products	556.2	499.3
Raw materials and work-in-process	626.1	533.3
Total inventories	1,182.3	1,032.6
Prepaid expenses	41.7	38.0
Other current assets	70.6	60.9
Total prepaid and other current asset	112.3	98.9
Property, Plant and Equipment, Net [Abstract]
Land and improvements	95.1	87.2
Buildings (including finance leases)	694.7	698.2
Machinery, equipment and other	1,200.5	1,102.9
Construction-in-progress	211.9	125.5
Accumulated depreciation	(1,061.9)	(985.4)
Property, plant and equipment, total	1,140.3	1,028.4
Other long-term assets
Investments in affiliates	164.0	193.0
Long-term investments	137.3	129.9
Operating Lease, Right-of-Use Asset	136.8	136.8
Capitalized Computer Software, Net	141.1	116.0
Software Accumulated Amortization	275.0	281.5
Other Assets	202.2	176.3
Investments and other assets, total	781.4	752.0
Other accrued liabilities
Payroll and employee benefits	229.4	260.7
Sales allowances	189.3	183.3
Dividends Payable	99.0	90.7
Other	332.5	328.9
Other accrued liabilities, total	850.2	863.6
Other Long-term Debt [Abstract]
Pension	179.4	286.1
Postretirement benefits	60.8	66.2
Noncurrent operating lease liabilities	106.1	103.5
Unrecognized tax benefits	31.0	46.0
Other	113.6	120.4
Other long-term liabilities, total	490.9	622.2
Depreciation	124.6	121.1	113.6
Software amortization	12.6	12.4	13.7
Interest paid	135.7	134.1	169.8
Income taxes paid	$ 179.3	$ 183.3	$ 137.2