Net Income Per Unit (Tables)

12 Months Ended

Dec. 31, 2022

Earnings Per Share [Abstract]

Earnings Per Unit, Basic and Diluted

Basic net income per unit is derived by reducing net income for the 1% general partnership interest and dividing the remaining 99% by the basic weighted average number of limited partnership units outstanding for each year. Diluted net income per unit is derived by reducing net income for the 1% general partnership interest and dividing the remaining 99% by the total of the diluted weighted average number of limited partnership units outstanding for each year.

	Years Ended December 31
	2022			2021			2020
	(in thousands, except per unit amounts)
Net income attributable to AB Unitholders		$	831,813		$	1,148,623		$	865,952
Weighted average units outstanding—basic		273,943			271,729			269,058
Dilutive effect of compensatory options to buy AB Holding Units		1			11			27
Weighted average units outstanding—diluted		273,944			271,740			269,085
Basic net income per AB Unit		$	3.01		$	4.18		$	3.19
Diluted net income per AB Unit		$	3.01		$	4.18		$	3.19

	Years Ended December 31
	2022	2021	2020
	(in thousands)
Anti-dilutive options excluded from diluted net income	—	—	29,056