Long-term Incentive Compensation Plans (Tables)

3 Months Ended

Mar. 31, 2024

Share-Based Payment Arrangement [Abstract]

Schedule of Share-based Compensation, Employee Stock Purchase Plan, Activity

Repurchases of AB Holding Units for the three months ended March 31, 2024 and 2023 consisted of the following:

	Three Months Ended March 31,
	2024		2023
	(in millions)
Total amount of AB Holding Units Purchased (1)	0.1		0.5
Total Cash Paid for AB Holding Units Purchased (1)	$	4.3	$	18.8
Open Market Purchases of AB Holding Units Purchased (1)	—		—
Total Cash Paid for Open Market Purchases of AB Holding Units (1)	$	—	$	—

(1) Purchased on a trade date basis. The difference between open-market purchases and units retained reflects the retention of AB Holding Units from employees to fulfill statutory tax withholding requirements at the time of delivery of long-term incentive compensation awards.