Non-Controlling and Other Beneficial Interests (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2017	Jan. 31, 2016
Non Controlling And Other Beneficial Interests Details [Abstract]
Consolidated sponsored funds	$ 15	$ 509
Majority-owned subsidiaries	(3,718)	(3,310)
Non-controlling interest value adjustments	73	(133)
Consolidated CLO entities	0	(1,912)
Net income attributable to non-controlling and other beneficial interests	$ (3,630)	$ (4,846)