Collateralized Transactions - Summary of Repurchase Agreements and Securities Borrowing and Lending Arrangements (Details) - USD ($) $ in Thousands	Nov. 30, 2022	Nov. 30, 2021
Securities borrowing arrangements
Gross Amounts	$ 5,831,148	$ 6,409,420
Netting in Consolidated Statement of Financial Condition	0	0
Net Amounts in Consolidated Statement of Financial Condition	5,831,148	6,409,420	[1]
Additional amounts available for setoff	(285,361)	(271,475)
Available collateral	(1,381,404)	(1,528,206)
Net amount	4,164,383	4,609,739
Reverse repurchase agreements
Gross Amounts	10,697,382	15,215,785
Netting in Consolidated Statement of Financial Condition	(6,150,691)	(7,573,301)
Net Amounts in Consolidated Statement of Financial Condition	4,546,691	7,642,484	[1]
Additional amounts available for setoff	(550,669)	(540,312)
Available collateral	(3,954,525)	(7,048,823)
Net amount	41,497	53,349
Securities lending arrangements
Gross Amounts	1,366,025	1,525,721
Netting in Consolidated Statement of Financial Condition	0	0
Net Amounts in Consolidated Statement of Financial Condition	1,366,025	1,525,721	[1]
Additional amounts available for setoff	(285,361)	(271,475)
Available collateral	(1,054,228)	(1,213,563)
Net amount	26,436	40,683
Repurchase agreements
Gross Amounts	13,603,033	16,019,400
Netting in Consolidated Statement of Financial Condition	(6,150,691)	(7,573,301)
Net Amounts in Consolidated Statement of Financial Condition	7,452,342	8,446,099	[1]
Additional amounts available for setoff	(550,669)	(540,312)
Available collateral	(6,374,480)	(7,136,585)
Net amount	527,193	769,202
Securities borrowing arrangements	4,120,000	4,510,000
Securities borrowing arrangements, collateral	4,020,000	4,350,000
Securities borrowing arrangements, repurchase agreements	495,200	765,000
Securities borrowing arrangements, repurchase agreements, pledged securities collateral	507,300	781,800
Revision of Prior Period, Error Correction, Adjustment
Repurchase agreements
Available collateral	200,000
Net amount	200,000
Obligation to return securities received as collateral, at fair value
Securities lending arrangements
Gross Amounts	100,362	7,289
Netting in Consolidated Statement of Financial Condition	0	0
Net Amounts in Consolidated Statement of Financial Condition	100,362	7,289
Additional amounts available for setoff	0	0
Available collateral	(100,362)	(7,289)
Net amount	0	0
Securities received as collateral, at fair value
Securities borrowing arrangements
Gross Amounts	100,362	7,289
Netting in Consolidated Statement of Financial Condition	0	0
Net Amounts in Consolidated Statement of Financial Condition	100,362	7,289
Additional amounts available for setoff	0	0
Available collateral	(100,362)	(7,289)
Net amount	$ 0	$ 0

[1] See Note 1 for a description of financial statement presentation changes made as a result of our Merger with Jefferies Group.