XML 164 R149.htm IDEA: XBRL DOCUMENT
v3.21.1

Equity - Summary of Capital Stock (Detail) - shares shares in Thousands | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | --- | ---
Disclosure of classes of share capital [line items] |  |  |
Capital stock (in shares) | 16,806,657 | 16,806,657 | 16,806,658
A |  |  |
Disclosure of classes of share capital [line items] |  |  |
Capital stock (in shares) | 7,936,628 | 7,936,628 | 7,936,628
B |  |  |
Disclosure of classes of share capital [line items] |  |  |
Capital stock (in shares) | 1,575,624 | 1,575,624 | 1,575,624
D |  |  |
Disclosure of classes of share capital [line items] |  |  |
Capital stock (in shares) | 4,668,365 | 4,668,365 | 4,668,366
Series L shares, without par value |  |  |
Disclosure of classes of share capital [line items] |  |  |
Capital stock (in shares) | 2,626,040 | 2,626,040 | 2,626,040

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfClassesOfShareCapitalLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of shares issued by the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 106 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_106_d&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_NumberOfSharesIssued
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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

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

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

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