Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Aug. 31, 2022	Aug. 31, 2021	Aug. 31, 2022	Aug. 31, 2021
Revenues:
Revenues	$ 1,836,927	$ 2,140,594	$ 5,397,874	$ 7,010,511
Interest expense	10,220	19,518	28,619	59,828
Net revenues	1,524,890	1,938,984	4,625,887	6,376,433
Expenses:
Cost of sales	123,436	151,510	349,556	390,916
Compensation and benefits	558,462	802,243	1,926,623	2,806,028
Non-compensation expenses:
Floor brokerage and clearing fees	84,686	68,982	262,663	222,208
Selling, general and other expenses	398,222	277,262	1,011,760	890,759
Interest expense	10,220	19,518	28,619	59,828
Depreciation and amortization	43,187	38,677	129,431	116,884
Total non-compensation expenses	536,315	404,439	1,432,473	1,289,679
Total expenses	1,218,213	1,358,192	3,708,652	4,486,623
Income before income taxes and loss related to associated companies	306,677	580,792	917,235	1,889,810
Loss related to associated companies	(4,827)	(27,176)	(56,512)	(61,270)
Income before income taxes	301,850	553,616	860,723	1,828,540
Income tax provision	105,909	145,700	219,949	484,756
Net income	195,941	407,916	640,774	1,343,784
Net loss attributable to the noncontrolling interests	1,243	1,324	1,116	2,736
Net loss attributable to the redeemable noncontrolling interests	345	68	1,241	1,071
Preferred stock dividends	(2,070)	(1,849)	(6,211)	(5,101)
Net income attributable to Jefferies Financial Group Inc. common shareholders	$ 195,459	$ 407,459	$ 636,920	$ 1,342,490
Basic earnings per common share attributable to Jefferies Financial Group Inc. common shareholders:
Net income (in dollars per share)	$ 0.80	$ 1.54	$ 2.54	$ 5.05
Diluted earnings per common share attributable to Jefferies Financial Group Inc. common shareholders:
Net income (in dollars per share)	$ 0.78	$ 1.50	$ 2.48	$ 4.93
Jefferies Group
Revenues:
Interest expense	$ 312,037	$ 201,610	$ 771,987	$ 634,078
Non-compensation expenses:
Interest expense	312,037	201,610	771,987	634,078
Commissions and other fees
Revenues:
Revenues	221,397	214,363	705,419	673,756
Principal transactions
Revenues:
Revenues	200,889	232,110	654,633	1,513,034
Investment banking
Revenues:
Revenues	709,334	1,180,620	2,255,241	3,184,932
Interest income
Revenues:
Revenues	318,216	220,278	776,896	691,223
Other
Revenues:
Revenues	$ 387,091	$ 293,223	$ 1,005,685	$ 947,566