CONSOLIDATED STATEMENTS OF EARNINGS - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2021	Nov. 30, 2020	Nov. 30, 2019
Revenues:
Revenues from contracts with customers:	$ 5,276,691	$ 3,333,939	$ 2,222,257
Principal transactions	1,505,618	1,867,013	769,258
Asset management fees and revenues	71,571	28,694	20,285
Interest	847,969	894,215	1,496,529
Other	219,762	37,632	93,422
Total revenues	7,907,287	6,152,306	4,584,532
Interest expense	863,464	954,829	1,472,002
Net revenues	7,043,823	5,197,477	3,112,530
Non-interest expenses:
Compensation and benefits	3,373,629	2,792,575	1,684,054
Non-compensation expenses:
Floor brokerage and clearing fees	301,978	270,132	227,471
Underwriting costs	117,572	95,636	50,662
Technology and communications	434,359	386,830	335,395
Occupancy and equipment rental	118,961	107,180	119,472
Business development	111,540	67,603	138,158
Professional services	223,797	179,888	162,668
Other	178,034	120,179	69,981
Total non-compensation expenses	1,486,241	1,227,448	1,103,807
Total non-interest expenses	4,859,870	4,020,023	2,787,861
Earnings before income taxes	2,183,953	1,177,454	324,669
Income tax expense	559,229	302,748	80,284
Net earnings	1,624,724	874,706	244,385
Net earnings (losses) attributable to noncontrolling interests	5,993	(4,597)	(1,644)
Net earnings attributable to Jefferies Group LLC	1,618,731	879,303	246,029
Commissions and other fees
Revenues:
Revenues from contracts with customers:	896,312	823,258	676,309
Investment banking
Revenues:
Revenues from contracts with customers:	$ 4,366,055	$ 2,501,494	$ 1,528,729