XML 281 R174.htm IDEA: XBRL DOCUMENT
v3.25.1

Executive Share-Based Compensation - Summary of Share-Based Compensation Programs (Parenthetical) (Detail) | Dec. 31, 2024
--- | ---
ADR [Member] | Executive Officer [Member] |
Disclosure of terms and conditions of share-based payment arrangement [line items] |
Percentage share based compensation payout | 100.00%

X
- Definition Percentage share based compensation payout. + References No definition available. + Details
Name: | cx_PercentageShareBasedCompensationPayout
Namespace Prefix: | cx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- 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
Name: | ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=dei_AdrMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_TitleOfIndividualAxis=srt_ExecutiveOfficerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |