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Material Accounting Policies - Additional Information (Detail) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Disclosure of significant accounting policies [line items] |  |  |
Average effective tax rate | (86.30%) | (27.10%) | (14.40%)
With Effect From First Of January Two Thousand And Twenty Four [Member] | Pillar Two Tax Reform [Member] |  |  |
Disclosure of significant accounting policies [line items] |  |  |
Minimum alternate tax rate percentage |  |  | 15.00%
Minimum annual revenue for the applicability of minimum alternate tax rate |  |  | € 750
CEMEX Espana SA [member] | With Effect From First Of January Two Thousand And Twenty Four [Member] | Pillar Two Tax Reform [Member] |  |  |
Disclosure of significant accounting policies [line items] |  |  |
Minimum alternate tax rate percentage |  |  | 15.00%
Computer software [member] |  |  |
Disclosure of significant accounting policies [line items] |  |  |
Useful life of intangible asset | 5 years |  |
Extraction rights [member] |  |  |
Disclosure of significant accounting policies [line items] |  |  |
Useful life of intangible asset | 83 years |  |
Bottom of range [member] |  |  |
Disclosure of significant accounting policies [line items] |  |  |
Useful life of intangible asset | 3 years |  |
Top of range [member] |  |  |
Disclosure of significant accounting policies [line items] |  |  |
Useful life of intangible asset | 20 years |  |
Top of range [member] | CEMEX Espana SA [member] | With Effect From First Of January Two Thousand And Twenty Four [Member] | Pillar Two Tax Reform [Member] |  |  |
Disclosure of significant accounting policies [line items] |  |  |
Average effective tax rate |  |  | 15.00%

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