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v3.25.1

Revenue - Additional Information (Detail) | 12 Months Ended
--- | ---
Dec. 31, 2024
Bottom of range [member] |
Disclosure of revenue [line items] |
Customers credit term | 15 days
Top of range [member] |
Disclosure of revenue [line items] |
Customers credit term | 90 days

X
- Definition Customers credit term. + References No definition available. + Details
Name: | cx_CustomersCreditTerm
Namespace Prefix: | cx_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure of revenue. + References No definition available. + Details
Name: | cx_DisclosureOfRevenueLineItems
Namespace Prefix: | cx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |