Accounting Policies (Narrative) (Details) (USD $) In Millions, unless otherwise specified	Sep. 27, 2014
Accounting Policies [Abstract]
Payables Placed On Tracking System	$ 188
Payables Financed By Participating Suppliers	$ 139

Amount of payables financed by suppliers that had been placed on the accounts payable tracking system which facilitates participating suppliers' ability to finance payment obligations from the company with designated third party financial institutions.

No definition available.

Name:	k_PayablesFinancedByParticipatingSuppliers
Namespace Prefix:	k_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant