Property, Plant and Equipment, Nett - Schedule of Interest Expenses and Foreign Exchange Losses Gains (Detail) - MXN ($) $ in Millions	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Disclosure of detailed information about property, plant and equipment [abstract]
Interest expense and foreign exchange, net	$ 6,149	$ 7,358
Amount capitalized	69	85
Net amount in consolidated income statements	$ 6,080	$ 7,273

Interest expense and foreign exchange after capitalized amount.

No definition available.

Name:	kof_InterestExpenseAndForeignExchangeAfterCapitalizedAmount
Namespace Prefix:	kof_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration