No definition available.

Name:	pep_InterestOnLongTermDebtDue
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Interest on Long-term debt due after Five years

No definition available.

Name:	pep_InterestOnLongTermDebtDueAfterFiveYears
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Interest on Long-term Debt due in Four and Five Years

No definition available.

Name:	pep_InterestOnLongTermDebtDueInFourAndFiveYears
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Interest on Long-term Debt due in Twelve Months

No definition available.

Name:	pep_InterestOnLongTermDebtDueInTwelveMonths
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Interest on Long-term Debt due in Two and Three Years

No definition available.

Name:	pep_InterestOnLongTermDebtDueInTwoAndThreeYears
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Total amount of principal repayments, for long-term debt maturing after one year, following the date of the latest balance sheet presented in the financial statements.

No definition available.

Name:	pep_LongTermDebtTotalRepaymentsOfPrincipalAfterOneYear
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Non-cancelable payments on marketing commitments.

No definition available.

Name:	pep_MarketingCommitments
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Marketing obligation, due after five years

No definition available.

Name:	pep_MarketingObligationDueAfterFiveYears
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Marketing commimtmants, due in four to five years

No definition available.

Name:	pep_MarketingObligationDueInFourToFiveYears
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Marketing Obligation, Due in Next Twelve Months

No definition available.

Name:	pep_MarketingObligationDueInNextTwelveMonths
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Marketing obligation, due in two and three years

No definition available.

Name:	pep_MarketingObligationDueInTwoAndThreeYears
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The remaining amount of the fixed and determinable portion of an unrecorded unconditional purchase obligation to be paid in years four and five from the balance sheet date.

No definition available.

Name:	pep_UnrecordedUnconditionalPurchaseObligationDueInYearsFourAndFive
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The remaining amount of the fixed and determinable portion of an unrecorded unconditional purchase obligation to be paid in years two and three from the balance sheet date.

No definition available.

Name:	pep_UnrecordedUnconditionalPurchaseObligationDueInYearsTwoAndThree
Namespace Prefix:	pep_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

No definition available.

Name:	us-gaap_ContractualObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of contractual obligation maturing after the fifth fiscal year following the latest fiscal year.

No definition available.

Name:	us-gaap_ContractualObligationDueAfterFifthYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of contractual obligation maturing in the fourth and fifth fiscal years following the latest fiscal year.

No definition available.

Name:	us-gaap_ContractualObligationDueInFourthAndFifthYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of contractual obligation maturing in the next fiscal year following the latest fiscal year.

No definition available.

Name:	us-gaap_ContractualObligationDueInNextTwelveMonths
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of contractual obligation maturing in the second and third fiscal years following the latest fiscal year.

No definition available.

Name:	us-gaap_ContractualObligationDueInSecondAndThirdYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the fourth and fifth fiscal year following the latest fiscal year.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 470

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 47

-Paragraph 10

-Subparagraph b

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Name:	us-gaap_LongTermDebtMaturingInYearsFourAndFive
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the second and third fiscal year following the latest fiscal year.

Name:	us-gaap_LongTermDebtMaturingInYearsTwoAndThree
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year.

Name:	us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 13

-Paragraph 16

-Subparagraph b(i)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 13

-Paragraph 122

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 10

-Section 55

-Paragraph 40

-Subparagraph (Note 3)

-URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717

Name:	us-gaap_OperatingLeasesFutureMinimumPaymentsDue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of required minimum rental payments maturing in the next fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

Name:	us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of required minimum rental payments maturing in the fourth and fifth fiscal years following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 10

-Section 55

-Paragraph 40

-Subparagraph (Note 3)

-URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717

Name:	us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourAndFiveYears
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of required minimum rental payments maturing in the second and third fiscal years following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

Name:	us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoAndThreeYears
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of required minimum rental payments maturing after the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

Name:	us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the next fiscal year following the latest fiscal year.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 440

-SubTopic 10

-Section 50

-Paragraph 4

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6394976&loc=d3e25336-109308

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 47

-Paragraph 7

-Subparagraph b

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Name:	us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of the unrecorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts).

Name:	us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing after the fifth fiscal year following the latest fiscal year.