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ALLIANCES - Financial Information Pertaining to Alliances (Eisai) (Details) $ in Millions | 3 Months Ended
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Jun. 30, 2024 USD ($)
Eisai |
Alliance Statement [Line Items] |
Income related to collaboration termination | $ 90

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- Definition Gain (Loss) On Termination Of Collaborative Arrangement + References No definition available. + Details
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Namespace Prefix: | bmy_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 808 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479402/808-10-50-1 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |