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Significant Accounting Policies - Additional Information (Detail)
$ in Millions

12 Months Ended

Dec. 31, 2021

Dec. 31, 2020

USD ($)

Dec. 31, 2020

MXN ($)

$ / shares

agreement

Dec. 31, 2019

USD ($)

Dec. 31, 2019

MXN ($)

Dec. 31, 2018

USD ($)

Dec. 31, 2018

MXN ($)

Disclosure of changes in accounting estimates [line items]

Interest income on loans and receivables

$ 6

$ 5

$ 5

Amortization expense for agreements with customers

$ 213,000,000

$ 273,000,000

$ 277,000,000

Loss from equity financial asset classified at FVOCI

$ 0

^[1]

0

(216,000,000)

^[2]

(1,039,000,000)

Impairment loss recognised in profit or loss, goodwill

$ 0

$ 0

$ 0

Minimum year of service for retirement benefits

10 years

10 years

Minimum age to qualify for benefits (age) | $ / shares

60

Distribution costs

$ 24,190

$ 25,068

$ 23,421

Profit sharing computation ratio on income

10.00%

10.00%

Applicable tax rate

30.00%

30.00%

30.00%

30.00%

30.00%

30.00%

Investments in joint ventures

$ 0

$ 0

Mexico

Disclosure of changes in accounting estimates [line items]

Number of bottler agreements | agreement

4

Brazil

Disclosure of changes in accounting estimates [line items]

Number of bottler agreements | agreement

1

Guatemala

Disclosure of changes in accounting estimates [line items]

Number of bottler agreements | agreement

3

Argentina

Disclosure of changes in accounting estimates [line items]

Number of bottler agreements | agreement

1

Venezuela

Disclosure of changes in accounting estimates [line items]

Number of bottler agreements | agreement

1

Glass Bottles

Disclosure of changes in accounting estimates [line items]

Property, plant and equipment, useful live

3 years

3 years

PET Bottles

Disclosure of changes in accounting estimates [line items]

Property, plant and equipment, useful live

1 year 6 months

1 year 6 months

Bottler Agreement

Disclosure of changes in accounting estimates [line items]

Intangible assets renewable term

10 years

10 years

Venezuela

Disclosure of changes in accounting estimates [line items]

Loss from equity financial asset classified at FVOCI

$ 0

Mexico

Disclosure of changes in accounting estimates [line items]

Applicable tax rate

30.00%

30.00%

30.00%

30.00%

30.00%

30.00%

Mexico | Forecast

Disclosure of changes in accounting estimates [line items]

Applicable tax rate

30.00%

[1]	Convenience translation to U.S. dollars ($) – See Note 2.2.3
[2]	The Company initially adopted IFRS 16 at January 1, 2019 using the modified retrospective approach under which the comparative information is not restated. – See Note 3.18

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