Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2025

Revenue from Contract with Customer [Abstract]

Schedule of Revenues

Revenues for the three and six months ended June 30, 2025 and 2024 consisted of the following:

	Three Months Ended June 30,				Six Months Ended June 30,
	2025		2024		2025		2024
	(in thousands)
Subject to contracts with customers:
Investment advisory and services fees
Base fees	$	805,319	$	774,017	$	1,623,185	$	1,528,256
Performance-based fees	38,659		43,310		75,905		73,476
Bernstein research services (1)	—		—		—		96,222
Distribution revenues
All-in-management fees	86,926		81,680		175,370		160,104
12b-1 fees	15,248		16,569		31,500		33,174
Other distribution fees	96,193		74,656		190,517		145,317
Other revenues
Shareholder servicing fees	21,278		22,356		37,920		44,019
JV related revenues (2)	9,013		12,977		18,347		12,977
Other	3,349		3,637		7,112		7,457
	1,075,985		1,029,202		2,159,856		2,101,002
Not subject to contracts with customers:
Dividend and interest income, net of broker-dealer related interest expense	20,475		22,173		37,308		42,971
Investment (losses)	(7,825)		(23,629)		(28,363)		(11,886)
Other revenues	272		197		713		7
	12,922		(1,259)		9,658		31,092
Total net revenues	$	1,088,907	$	1,027,943	$	2,169,514	$	2,132,094

(1) Effective April 1, 2024, AB deconsolidated the Bernstein Research Services business.

(2) We maintain certain service level agreements and recognize revenues associated with these transactions in connection with our investment in the JVs.