Business Segment Information (Tables)

12 Months Ended

Dec. 31, 2023

Segment Reporting [Abstract]

Schedule of Net Revenues From Investment Management, Research and Related Services

Net revenues derived from our investment management, research and related services were as follows:

	Years Ended December 31
	2023			2022			2021
	(in thousands)
Institutions		$	666,670		$	659,983		$	587,017
Retail		1,926,020			2,000,908			2,223,829
Private Wealth Management		1,052,843			1,004,003			1,126,142
Bernstein Research Services		386,142			416,273			452,017
Other		231,189			39,561			56,283
Total revenues		4,262,864			4,120,728			4,445,288
Less: Interest expense		107,541			66,438			3,686
Net revenues		$	4,155,323		$	4,054,290		$	4,441,602

Schedule of Net Revenues and Long-Lived Assets, Related to Geographic Areas

Net revenues and long-lived assets, related to our U.S. and international operations, as of and for the years ended December 31, were as follows:

	2023			2022			2021
	(in thousands)
Net revenues:
United States		$	2,527,498		$	2,381,958		$	2,558,592
International		1,627,825			1,672,332			1,883,010
Total		$	4,155,323		$	4,054,290		$	4,441,602
Long-lived assets:
United States		$	4,073,198		$	4,067,991
International		53,670			72,466
Total		$	4,126,868		$	4,140,457