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v3.23.2

SHARE-BASED COMPENSATION (Details) - Employee Share Purchase Plan | 6 Months Ended
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Jun. 30, 2023 shares
Disclosure of terms and conditions of share-based payment arrangement [line items] |
Employee subscription rate (as a percent) | 10.00%
Maximum subscription (in shares) | 2,500
Employer match (as a percent) | 20.00%

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- Definition Share-Based Payment Arrangement, Employee Subscription Rate + References No definition available. + Details
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Namespace Prefix: | gfs_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | instant

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- Definition Share-Based Payment Arrangement, Employer Matching Contribution, Percent Of Match + References No definition available. + Details
Name: | gfs_ShareBasedPaymentArrangementEmployerMatchingContributionPercentOfMatch
Namespace Prefix: | gfs_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | instant

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- Definition Share-Based Payment Arrangement, Maximum Employee Subscription, Shares + References No definition available. + Details
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Namespace Prefix: | gfs_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=gfs_EmployeeSharePurchasePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |