Intangible Assets, Net and Goodwill - Schedule of Intangible Assets, Net And Goodwill (Details) - USD ($)
$ in Thousands
May 31, 2022
Nov. 30, 2021
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Amortizable intangibles $ 145,285 $ 152,402
Goodwill 1,739,758 1,745,098
Total intangible assets, net and goodwill 1,885,043 1,897,500
Real estate    
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Goodwill 36,711 36,711
Other operations    
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Goodwill 3,459 3,459
Investment Banking and Capital Markets    
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Goodwill 1,556,588 1,561,928
Asset Management    
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Goodwill 143,000 143,000
Customer and other relationships    
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Amortizable intangibles 39,347 42,808
Intangible assets, accumulated amortization 130,699 128,012
Trademarks and tradenames    
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Amortizable intangibles 94,030 96,509
Intangible assets, accumulated amortization 33,855 32,244
Other    
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Amortizable intangibles 4,354 5,353
Intangible assets, accumulated amortization 12,328 11,329
Exchange and clearing organization membership interests and registrations    
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Indefinite lived intangibles $ 7,554 $ 7,732