Consolidated Statements of Financial Condition (Parenthetical) - USD ($) $ in Thousands	Nov. 30, 2015	Nov. 30, 2014
Cash and cash equivalents, VIEs	$ 3,510,163	$ 4,079,968
Securities pledged	12,207,123	14,794,488
Ssecurities pledged, related to consolidated VIEs	16,559,116	18,636,612
Fees, interest and other related to consolidated VIEs	260,924	262,437
Other secured financings	762,909	605,824
Accrued expenses and other liabilities related to consolidated VIEs	1,049,019	1,273,378
Variable Interest Entities [Member]
Cash and cash equivalents, VIEs	669	178
Ssecurities pledged, related to consolidated VIEs	68,679	62,990
Fees, interest and other related to consolidated VIEs	329	363
Other secured financings	762,909	597,999
Accrued expenses and other liabilities related to consolidated VIEs	$ 859	$ 589