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Investments In Affiliates (Narrative) (Details) - USD ($)
$ in Millions
12 Months Ended
Nov. 30, 2024
Nov. 30, 2023
Nov. 30, 2022
Investments in and Advances to Affiliates [Line Items]      
Results of unconsolidated affiliates, percentage 100.00%    
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%    
Unconsolidated Affiliates [Member]      
Investments in and Advances to Affiliates [Line Items]      
Royalty Income, Nonoperating $ 37.0 $ 35.1 $ 27.3
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 95.00% 95.00% 84.00%