v3.26.3
Variable Interest Entities - Assets and Liabilities of Consolidated VIEs Prior to Consolidation (Details) - USD ($)
$ in Thousands
Aug. 31, 2026
Nov. 30, 2025
Variable Interest Entity [Line Items]    
Financial instruments owned $ 27,282,633 $ 27,722,739
Securities purchased under agreements to resell 7,840,742 8,449,107
Receivables from brokers 3,096,144 4,310,143
Other assets 3,412,045 3,246,706
Total assets 81,301,858 76,012,347
Financial instruments sold, not yet purchased 15,095,989 13,320,152
Other secured financings 2,336,070 2,885,878
Securities sold under agreements to repurchase 12,920,669 12,156,737
Long-term debt 18,458,995 15,895,891
Total liabilities 70,549,008 65,369,738
Secured Funding Vehicles    
Variable Interest Entity [Line Items]    
Financial instruments owned 0 456,100
Other secured financings 0 456,100
VIEs, Primary Beneficiary    
Variable Interest Entity [Line Items]    
Other assets 675,462 627,259
VIEs, Primary Beneficiary | Secured Funding Vehicles    
Variable Interest Entity [Line Items]    
Cash 500 0
Segregated cash   0
Financial instruments owned 5,800 1,400
Securities purchased under agreements to resell 2,907,300 3,043,400
Receivables from brokers 0 0
Other receivables 1,400 0
Other assets 24,700 0
Total assets 2,939,700 3,044,800
Financial instruments sold, not yet purchased 0 0
Other secured financings 2,919,500 3,042,400
Securities sold under agreements to repurchase   0
Other liabilities 12,100 7,300
Long-term debt 0 0
Total liabilities 2,931,600 3,049,700
VIEs, Primary Beneficiary | Other    
Variable Interest Entity [Line Items]    
Cash 19,000 1,700
Segregated cash   1,400
Financial instruments owned 144,900 142,600
Securities purchased under agreements to resell 0 121,500
Receivables from brokers 53,600 104,100
Other receivables 3,100 3,100
Other assets 84,200 87,100
Total assets 304,800 461,500
Financial instruments sold, not yet purchased 71,200 83,800
Other secured financings 26,000 21,600
Securities sold under agreements to repurchase   147,800
Other liabilities 92,200 85,100
Long-term debt 70,200 70,200
Total liabilities 259,600 408,500
Consolidation, Eliminations    
Variable Interest Entity [Line Items]    
Receivables from brokers 500 500
Variable Interest Entity, Assets, Eliminated In Consolidation    
Variable Interest Entity [Line Items]    
Other assets 3,300 3,400
Variable Interest Entity, Liabilities, Eliminated In Consolidation    
Variable Interest Entity [Line Items]    
Other secured financings 615,300 780,500
Other liabilities $ 91,700 $ 84,000