Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues:
Dividend and interest income	$ 50,193	$ 22,512	$ 100,872	$ 33,987
Investment gains (losses)	670	(48,220)	5,934	(87,244)
Other revenues	24,719	26,950	50,865	53,105
Total revenues	1,033,905	980,290	2,086,017	2,088,826
Less: Broker-dealer related interest expense	25,449	8,846	53,470	11,695
Net revenues	1,008,456	971,444	2,032,547	2,077,131
Expenses:
Employee compensation and benefits	428,079	398,273	862,242	837,693
Promotion and servicing:
Amortization of deferred sales commissions	8,767	8,953	16,921	18,336
Trade execution, marketing, T&E and other	54,138	60,404	104,768	111,631
General and administrative	149,935	147,855	289,588	325,480
Contingent payment arrangements	2,443	838	4,887	1,676
Interest on borrowings	14,672	2,681	28,385	4,092
Amortization of intangible assets	11,723	1,260	23,416	2,396
Total expenses	819,795	778,796	1,628,626	1,636,080
Operating income	188,661	192,648	403,921	441,051
Income taxes	9,901	10,650	21,243	23,371
Net income	178,760	181,998	382,678	417,680
Net income (loss) of consolidated entities attributable to non-controlling interests	3,023	(26,771)	12,790	(51,816)
Net income attributable to AB Unitholders	$ 175,737	$ 208,769	$ 369,888	$ 469,496
Net income per AB Unit:
Basic (in dollars per share)	$ 0.61	$ 0.76	$ 1.28	$ 1.71
Diluted (in dollars per share)	$ 0.61	$ 0.76	$ 1.28	$ 1.71
Investment advisory and services fees
Revenues:
Revenue subject to contracts with customers	$ 721,678	$ 719,476	$ 1,450,585	$ 1,543,258
Bernstein research services
Revenues:
Revenue subject to contracts with customers	91,847	106,442	191,885	224,249
Distribution revenues
Revenues:
Revenue subject to contracts with customers	144,798	153,130	285,876	321,471
Promotion and servicing:
Distribution-related payments	$ 150,038	$ 158,532	$ 298,419	$ 334,776