Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2021

Revenue from Contract with Customer [Abstract]

Revenues

Revenues for the years ended December 31, 2021, 2020 and 2019 consisted of the following:

		Years Ended December 31
	2021			2020			2019
	(in thousands)
Subject to contracts with customers:
Investment advisory and services fees
Base fees		$	2,949,405		$	2,462,810		$	2,372,429
Performance-based fees		245,119			132,626			99,615
Bernstein research services		452,017			459,744			407,911
Distribution revenues
All-in-management fees		350,674			331,268			291,999
12b-1 fees		83,920			75,973			80,268
Other distribution fees		217,646			122,540			82,776
Other revenues
Shareholder servicing fees		90,225			82,317			77,394
Other		16,034			21,240			17,924
		4,405,040			3,688,518			3,430,316
Not subject to contracts with customers:
Dividend and interest income, net of interest expense		35,048			35,273			47,216
Investment (losses) gains		(636)			(16,401)			38,659
Other revenues		2,150			1,146			2,241
		36,562			20,018			88,116
Total net revenues		$	4,441,602		$	3,708,536		$	3,518,432