Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Revenues:
Investment advisory and services fees	$ 498,290	$ 451,413
Bernstein research services	112,741	126,465
Distribution revenues	96,554	92,692
Dividend and interest income	14,056	10,073
Investment gains (losses)	25,201	65,587
Other revenues	22,365	24,971
Total revenues	769,207	771,201
Less: Interest expense	4,290	2,075
Net revenues	764,917	769,126
Expenses:
Employee compensation and benefits	321,748	302,011
Promotion and servicing:
Distribution-related payments	96,367	87,127
Amortization of deferred sales commissions	9,079	11,242
Trade execution, marketing, T&E and other	48,214	54,201
General and administrative:
General and administrative	114,221	105,923
Real estate (credits) charges	(2)	27,586
Contingent payment arrangements	177	353
Interest on borrowings	1,868	1,232
Amortization of intangible assets	6,933	6,409
Total expenses	598,605	596,084
Operating income	166,312	173,042
Income taxes	10,057	12,506
Net income	156,255	160,536
Net income (loss) of consolidated entities attributable to non-controlling interests	16,318	(5,748)
Net income attributable to AB Unitholders	$ 139,937	$ 166,284
Net income per AB Unit:
Basic (in dollars per unit)	$ 0.52	$ 0.61
Diluted (in dollars per unit)	$ 0.51	$ 0.60