Business Description, Organization and Basis of Presentation (Tables)

9 Months Ended

Sep. 30, 2017

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Summary of Ownership Structure of AllianceBernstein

As of September 30, 2017, the ownership structure of AB, including limited partnership units outstanding as well as the general partner's 1% interest, is as follows:

AXA and its subsidiaries	64.0	%
AB Holding	34.9
Unaffiliated holders	1.1
	100.0	%