Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Aug. 31, 2016	Aug. 31, 2015	Aug. 31, 2016	Aug. 31, 2015
Statement of Comprehensive Income [Abstract]
Net earnings (loss)		$ 41,158	$ 2,484	$ (71,669)	$ 75,219
Other comprehensive income (loss), net of tax:
Currency translation and other adjustments		(55,945)	(319)	(79,804)	(11,376)
Changes in instrument specific credit risk, net of tax	[1]	(2,466)	0	(4,771)	0
Total other comprehensive income (loss), net of tax	[2]	(58,411)	(319)	(84,575)	(11,376)
Comprehensive income (loss)		(17,253)	2,165	(156,244)	63,843
Net earnings (loss) attributable to noncontrolling interests		(11)	427	77	1,647
Comprehensive income (loss) attributable to Jefferies Group LLC		$ (17,242)	$ 1,738	$ (156,321)	$ 62,196

[1] Includes income tax benefit of approximately $1.6 million and $3.1 million for the three and nine months ended August 31, 2016

[2] None of the components of other comprehensive income (loss) are attributable to noncontrolling interests.