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Investments In Affiliates (Narrative) (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 01, 2021
Nov. 30, 2022
Nov. 30, 2021
Nov. 30, 2020
Investments in and Advances to Affiliates [Line Items]        
Results of unconsolidated affiliates, percentage   100.00%    
Proceeds from sale of unconsolidated operation   $ 0.0 $ 65.4 $ 0.0
Eastern        
Investments in and Advances to Affiliates [Line Items]        
Percentage ownership interest in unconsolidated affiliates businesses 26.00%      
Equity Method Investment, Ownership Percentage 26.00%      
McCormick de Mexico, S.A. de C.V. [Member]        
Investments in and Advances to Affiliates [Line Items]        
Percentage ownership interest in unconsolidated affiliates businesses   50.00%    
Equity Method Investment, Ownership Percentage   50.00%    
Eastern        
Investments in and Advances to Affiliates [Line Items]        
Gain on Sale of Investments $ 13.4      
Proceeds from sale of unconsolidated operation 65.4      
Business Acquisition, Transaction Costs 1.4      
Income Taxes on Sale of Investment 5.7      
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax $ 1.4      
Unconsolidated Affiliates [Member]        
Investments in and Advances to Affiliates [Line Items]        
Royalty Income, Nonoperating   $ 27.3 $ 22.8 $ 19.5
McCormick de Mexico, S.A. de C.V. [Member] | Unconsolidated Affiliates [Member]        
Investments in and Advances to Affiliates [Line Items]        
Percent of income from unconsolidated operations from joint ventures   84.00% 62.00% 75.00%