Schedule I (PARENT COMPANY ONLY) - CONDENSED STATEMENTS OF FINANCIAL CONDITION (Details) - USD ($) $ in Thousands	Nov. 30, 2019	Nov. 30, 2018
ASSETS
Cash and securities segregated and on deposited for regulatory purposes or deposited with clearing and depository organizations	$ 796,797	$ 707,960
Financial instruments owned, at fair value	16,363,374	16,399,526
Investment in subsidiaries	944,509	997,524
Other assets	1,093,868	1,084,554
Total assets	43,516,115	41,168,773
LIABILITIES AND EQUITY
Short-term borrowings	548,490	387,492
Financial instruments sold, not yet purchased, at fair value	10,532,460	9,478,944
Accrued expenses and other liabilities	1,431,144	1,585,635
Long-term debt	7,003,358	6,546,283
Total liabilities	37,386,368	34,986,369
EQUITY
Member’s paid-in capital	6,329,677	6,376,662
Accumulated other comprehensive income (loss):
Currency translation adjustments	(179,378)	(185,804)
Changes in instrument specific credit risk	(18,889)	(5,728)
Cash flow hedges	0	470
Additional minimum pension liability	(6,079)	(4,761)
Available-for-sale securities	141	(346)
Total accumulated other comprehensive loss	(204,205)	(196,169)
Total Jefferies Group LLC member’s equity	6,125,472	6,180,493
Total liabilities and equity	43,516,115	41,168,773
Parent Company
ASSETS
Cash and cash equivalents	128,535	921,603
Cash and securities segregated and on deposited for regulatory purposes or deposited with clearing and depository organizations	38,817	57,817
Financial instruments owned, at fair value	72,736	99,491
Loans to and investments in related parties	643,720	696,774
Investment in subsidiaries	5,639,208	5,850,168
Advances to subsidiaries	3,979,139	2,488,026
Subordinated notes receivable	2,442,625	2,434,411
Other assets	333,798	483,770
Total assets	13,278,578	13,032,060
LIABILITIES AND EQUITY
Short-term borrowings	20,989	56,555
Financial instruments sold, not yet purchased, at fair value	2,307	797
Accrued expenses and other liabilities	365,540	431,471
Long-term debt	6,764,270	6,362,744
Total liabilities	7,153,106	6,851,567
EQUITY
Member’s paid-in capital	6,329,677	6,376,662
Accumulated other comprehensive income (loss):
Currency translation adjustments	(179,378)	(185,804)
Changes in instrument specific credit risk	(18,889)	(5,728)
Cash flow hedges	0	470
Additional minimum pension liability	(6,079)	(4,761)
Available-for-sale securities	141	(346)
Total accumulated other comprehensive loss	(204,205)	(196,169)
Total Jefferies Group LLC member’s equity	6,125,472	6,180,493
Total liabilities and equity	$ 13,278,578	$ 13,032,060