Segment Information (Tables)
 6 Months Ended
May 31, 2022
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information, by Segment
Certain information concerning our segments is presented in the following tables (in thousands):

For the Three Months Ended May 31,For the Six Months Ended May 31,
 2022202120222021
Net revenues:
Reportable Segments:
Investment Banking and Capital Markets$1,098,378 $1,598,862 $2,580,196 $3,586,358 
Asset Management31,147 50,675 91,103 279,877 
Merchant Banking 238,255 296,815 427,790 563,819 
Corporate1,818 724 2,564 1,314 
Total net revenues related to reportable segments1,369,598 1,947,076 3,101,653 4,431,368 
Reconciling items - Consolidation adjustments(516)3,431 (656)6,081 
Total consolidated revenues$1,369,082 $1,950,507 $3,100,997 $4,437,449 
Income (loss) before income taxes:
    
Reportable Segments:    
Investment Banking and Capital Markets$188,063 $435,015 $608,948 $991,246 
Asset Management973 7,148 16,982 191,080 
Merchant Banking (3,628)54,448 (28,035)146,650 
Corporate(10,126)(12,099)(21,890)(32,576)
Income before income taxes related to reportable segments
175,282 484,512 576,005 1,296,400 
Reconciling items - Parent Company interest(8,385)(13,829)(16,776)(27,731)
Reconciling items - Consolidation adjustments(356)3,456 (356)6,255 
Total consolidated income before income taxes$166,541 $474,139 $558,873 $1,274,924 
Depreciation and amortization expenses:    
Reportable Segments:    
Investment Banking and Capital Markets$22,766 $20,805 $46,321 $41,515 
Asset Management467 489 829 968 
Merchant Banking16,655 17,268 38,251 33,982 
Corporate419 878 843 1,742 
Total consolidated depreciation and amortization expenses$40,307 $39,440 $86,244 $78,207 
May 31,
2022		November 30, 2021
Identifiable Assets Employed:
Reportable Segments:
Investment Banking and Capital Markets$49,754,402 $52,903,374 
Asset Management3,461,539 3,205,799 
Merchant Banking2,323,547 2,263,050 
Corporate1,902,875 2,432,927 
Identifiable assets related to reportable segments57,442,363 60,805,150 
Reconciling items - Consolidation adjustments(228,553)(401,040)
Total consolidated assets$57,213,810 $60,404,110