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Valuation And Qualifying Accounts (Details) - USD ($) $ in Millions | 12 Months Ended
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Nov. 30, 2020 | Nov. 30, 2019 | Nov. 30, 2018
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Period | $ 38.0 | $ 39.3 | $ 32.6
Charged to Costs and Expenses | 12.6 | 3.7 | 12.2
Charged to Other Accounts | (1.5) | (2.3) | (2.8)
Deductions | 12.4 | 2.7 | 2.7
Balance at End of Period | 36.7 | 38.0 | 39.3
Allowance For Doubtful Receivables [Member] |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Period | 5.6 | 6.4 | 6.6
Charged to Costs and Expenses | 0.8 | 1.1 | 1.1
Charged to Other Accounts | (1.4) | (1.8) | (0.6)
Deductions | 0.2 | 0.1 | 0.7
Balance at End of Period | 5.2 | 5.6 | 6.4
Valuation Allowance On Net Deferred Tax Assets [Member] |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Period | 32.4 | 32.9 | 26.0
Charged to Costs and Expenses | 11.8 | 2.6 | 11.1
Charged to Other Accounts | (0.1) | (0.5) | (2.2)
Deductions | 12.6 | 2.6 | 2.0
Balance at End of Period | $ 31.5 | $ 32.4 | $ 32.9

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- Definition Amount of valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column B)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column E)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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- Definition Amount of increase in valuation and qualifying accounts and reserves from charge to cost and expense. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column C)(1)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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- Definition Amount of decrease in valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column D)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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