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Intangible Assets - Detailed Information About Sensitivity to Changes in Assumptions (Detail) - Cash Generating Units [member] | 12 Months Ended
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Dec. 31, 2017
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Change in WACC | 0.30%
Change in Sales Growth CAGR | (1.00%)
Effect on Valuation | Passes by 7.03x
Mexico [member] | Coca-Cola FEMSA [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Change in WACC | 0.16%
Change in Sales Growth CAGR | (1.00%)
Effect on Valuation | Passes by 5.2x
Colombia [member] | Coca-Cola FEMSA [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Change in WACC | 0.19%
Change in Sales Growth CAGR | (1.00%)
Effect on Valuation | Passes by 2.5x
Costa Rica [member] | Coca-Cola FEMSA [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Change in WACC | 0.64%
Change in Sales Growth CAGR | (1.00%)
Effect on Valuation | Passes by 2.3x
Guatemala [member] | Coca-Cola FEMSA [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Change in WACC | 1.52%
Change in Sales Growth CAGR | (1.00%)
Effect on Valuation | Paases by 7.4x
Nicaragua [member] | Coca-Cola FEMSA [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Change in WACC | 4.27%
Change in Sales Growth CAGR | (1.00%)
Effect on Valuation | Passes by 3.1x
Panama [member] | Coca-Cola FEMSA [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Change in WACC | 0.12%
Change in Sales Growth CAGR | (1.00%)
Effect on Valuation | Passes by 12.1x
Argentina [member] | Coca-Cola FEMSA [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Change in WACC | 4.39%
Change in Sales Growth CAGR | (1.00%)
Effect on Valuation | Passes by 299x
Brazil [member] | Coca-Cola FEMSA [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Change in WACC | 0.26%
Change in Sales Growth CAGR | (1.00%)
Effect on Valuation | Passes by 3.6x
Philippines [member] | Coca-Cola FEMSA [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Change in WACC | 0.46%
Change in Sales Growth CAGR | (1.00%)
Effect on Valuation | Passes by 2.1x

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