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v3.25.1

Units Outstanding | 3 Months Ended
--- | ---
Mar. 31, 2025
Equity [Abstract] |
Units Outstanding | Units Outstanding Changes in AB Holding Units outstanding during the three-month period ended March 31, 2025 are as follows:
Outstanding as of December 31, 2024 | 110,530,329 |
Units issued | 868,861 |
Units retired | (699,491) |
Outstanding as of March 31, 2025 | 110,699,699 |

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- Definition Entire disclosure of an entity's capital units or capital shares. + References No definition available. + Details
Name: | ab_CapitalUnitsTextBlock
Namespace Prefix: | ab_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration