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Investments - OpNet - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Nov. 30, 2024
Nov. 30, 2023
Nov. 30, 2022
May 07, 2024
Schedule of Equity Method Investments [Line Items]        
Total equity method pickup earnings (losses) recognized in Other revenues $ 86.5 $ (192.2) $ (36.3)  
OpNet        
Schedule of Equity Method Investments [Line Items]        
Increase (decrease) in ownership percentage       57.50%
Increase (decrease) in voting percentage       72.60%
Total equity method pickup earnings (losses) recognized in Other revenues $ (254.1) (59.0)    
payment to acquire investment   $ 167.2