v3.26.3
Variable Interest Entities - Variable Interests in Non-Consolidated Variable Interest Entities (Details) - USD ($)
$ in Thousands
Aug. 31, 2026
Nov. 30, 2025
Variable Interest Entity [Line Items]    
Assets $ 81,301,858 $ 76,012,347
Liabilities 70,549,008 65,369,738
Nonconsolidated VIEs    
Variable Interest Entity [Line Items]    
Assets 4,068,900 4,178,800
Liabilities 5,400 96,500
Maximum Exposure to Loss 9,785,600 10,876,500
VIE Assets 127,612,700 98,282,000
Nonconsolidated VIEs | CLOs    
Variable Interest Entity [Line Items]    
Assets 1,515,900 1,245,300
Liabilities 5,400 96,500
Maximum Exposure to Loss 6,698,600 7,055,500
VIE Assets 21,170,100 17,600,400
Nonconsolidated VIEs | Asset-backed vehicles    
Variable Interest Entity [Line Items]    
Assets 994,000 1,207,300
Liabilities 0 0
Maximum Exposure to Loss 1,320,200 1,797,100
VIE Assets 9,663,400 6,616,000
Nonconsolidated VIEs | Related party private equity vehicles    
Variable Interest Entity [Line Items]    
Assets 1,500 3,500
Liabilities 0 0
Maximum Exposure to Loss 11,300 14,300
VIE Assets 74,000 57,700
Nonconsolidated VIEs | Other investment vehicles    
Variable Interest Entity [Line Items]    
Assets 1,557,500 1,722,700
Liabilities 0 0
Maximum Exposure to Loss 1,755,500 2,009,600
VIE Assets $ 96,705,200 $ 74,007,900