Variable Interest Entities - Schedule of Nonconsolidated VIEs (Details) - USD ($)
$ in Thousands
May 31, 2022
Nov. 30, 2021
Variable Interest Entity [Line Items]    
Assets [1] $ 57,213,810 $ 60,404,110
Liabilities [1] 46,701,830 49,674,070
VIE, not primary beneficiary    
Variable Interest Entity [Line Items]    
Assets 2,261,200 2,002,700
Liabilities 800 2,000
Maximum Exposure to Loss 4,844,800 4,155,800
VIE Assets 28,796,200 28,932,400
CLOs | VIE, not primary beneficiary    
Variable Interest Entity [Line Items]    
Assets 367,600 582,200
Liabilities 800 2,000
Maximum Exposure to Loss 2,731,900 2,557,100
VIE Assets 7,954,000 10,277,500
Asset-backed vehicles | VIE, not primary beneficiary    
Variable Interest Entity [Line Items]    
Assets 472,800 281,900
Liabilities 0 0
Maximum Exposure to Loss 579,100 359,300
VIE Assets 4,871,800 3,474,600
Related party private equity vehicles | VIE, not primary beneficiary    
Variable Interest Entity [Line Items]    
Assets 28,400 27,100
Liabilities 0 0
Maximum Exposure to Loss 39,100 37,800
VIE Assets 81,700 78,900
Other investment vehicles | VIE, not primary beneficiary    
Variable Interest Entity [Line Items]    
Assets 1,392,400 1,111,500
Liabilities 0 0
Maximum Exposure to Loss 1,494,700 1,201,600
VIE Assets $ 15,888,700 $ 15,101,400
[1] Total assets include assets related to variable interest entities of $854.8 million and $1.05 billion at May 31, 2022 and November 30, 2021, respectively, Total liabilities include liabilities related to variable interest entities of $2.68 billion and $4.64 billion at May 31, 2022 and November 30, 2021, respectively, and Noncontrolling interests include noncontrolling interests related to variable interest entities of $34.6 million at May 31, 2022. See Note 7 for additional information related to variable interest entities.