Insider Trading Arrangements	3 Months Ended
	Dec. 31, 2025 shares
Trading Arrangements, by Individual
Non-Rule 10b5-1 Arrangement Adopted	false
Rule 10b5-1 Arrangement Terminated	false
Non-Rule 10b5-1 Arrangement Terminated	false
Seth Bernstein [Member]
Trading Arrangements, by Individual
Material Terms of Trading Arrangement	On November 12, 2025, Mr. Seth Bernstein, Chief Executive Officer of AB adopted a Rule 10b5-1 trading arrangement, as defined in Regulation S-K, (the " Plan"), Item 408. The Rule 10b5-1 trading arrangement has a plan effective date of November 12, 2025 and plan end date October 27, 2026 and provides for the sale of up to 26,840 AB Holding Units pursuant to the terms of the plan.
Name	Mr. Seth Bernstein
Title	Chief Executive Officer
Rule 10b5-1 Arrangement Adopted	true
Adoption Date	November 12, 2025
Expiration Date	October 27, 2026
Arrangement Duration	349 days
Aggregate Available	26,840