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v3.23.1

SUPPLIER FINANCE PROGRAM (Details) - USD ($) $ in Millions | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Supplier Finance Program [Abstract] |  |
Accounts payable | $ 52 | $ 50
Current obligation | $ 26 | $ 29

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- Definition Supplier Finance Program + References No definition available. + Details
Name: | mas_SupplierFinanceProgramAbstract
Namespace Prefix: | mas_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Supplier Finance Program, Obligation + References No definition available. + Details
Name: | mas_SupplierFinanceProgramObligation
Namespace Prefix: | mas_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Supplier Finance Program, Obligation, Current + References No definition available. + Details
Name: | mas_SupplierFinanceProgramObligationCurrent
Namespace Prefix: | mas_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant