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Compensation Plans - Restricted Cash Awards (Details) - Subsequent event - Restricted cash awards
$ in Millions
1 Months Ended
Dec. 31, 2019
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]  
Year Ended November 30, 2019 $ 78.0
Year Ended November 30, 2020 58.5
Year Ended November 30, 2021 69.7
Thereafter 153.3
Total $ 359.5