Amounts payable, related party transactions, interest rate

No definition available.

Name:	bip_Amountspayablerelatedpartytransactionsinterestrate
Namespace Prefix:	bip_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Asset Management Fee, Per Quarter, Percent

+ References

No definition available.

+ Details

Name:	bip_AssetManagementFeePerQuarterPercent
Namespace Prefix:	bip_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Asset Management Fee, Percent

+ References

No definition available.

+ Details

Name:	bip_AssetManagementFeePercent
Namespace Prefix:	bip_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of Credit Facility, Maximum Borrowing Capacity

+ References

No definition available.

+ Details

Name:	bip_LineofCreditFacilityMaximumBorrowingCapacity1
Namespace Prefix:	bip_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amounts payable resulting from related party transactions. [Refer: Related parties [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 24
-IssueDate 2020-01-01
-Paragraph 20
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2020-en-r&anchor=para_20&doctype=Standard
-URIDate 2020-01-01

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 24
-IssueDate 2020-01-01
-Paragraph 18
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2020-en-r&anchor=para_18_b&doctype=Standard
-URIDate 2020-01-01

+ Details

Name:	ifrs-full_AmountsPayableRelatedPartyTransactions
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amounts receivable resulting from related party transactions. [Refer: Related parties [member]]

+ References

+ Details

Name:	ifrs-full_AmountsReceivableRelatedPartyTransactions
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of outstanding funds that the entity is obligated to repay.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2020-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_55&doctype=Standard
-URIDate 2020-01-01

+ Details

Name:	ifrs-full_Borrowings
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amount of remuneration paid or payable to the entity's directors.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2020-01-01
-Paragraph 112
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2020-01-01

+ Details

Name:	ifrs-full_DirectorsRemunerationExpense
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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_DisclosureOfTransactionsBetweenRelatedPartiesLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The gain (loss) recognised on derecognised financial assets as of the date of the transfer of the assets. [Refer: Financial assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2020-01-01
-Paragraph 42G
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_42G_a&doctype=Standard
-URIDate 2020-01-01

+ Details

Name:	ifrs-full_GainLossOfDerecognisedFinancialAssetsAtDateOfTransfer
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The amount of interest income on deposits. [Refer: Interest income]

+ References

+ Details

Name:	ifrs-full_InterestIncomeOnDeposits
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The amount of revenue arising from the rendering of services in related party transactions. [Refer: Revenue; Related parties [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 24
-IssueDate 2020-01-01
-Paragraph 21
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2020-en-r&anchor=para_21_c&doctype=Standard
-URIDate 2020-01-01

+ Details

Name:	ifrs-full_RevenueFromRenderingOfServicesRelatedPartyTransactions
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The amount of revenue arising from the sale of goods in related party transactions. [Refer: Revenue; Related parties [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 24
-IssueDate 2020-01-01
-Paragraph 21
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2020-en-r&anchor=para_21_a&doctype=Standard
-URIDate 2020-01-01

+ Details

Name:	ifrs-full_RevenueFromSaleOfGoodsRelatedPartyTransactions
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The amount of assets that represent a lessee's right to use an underlying asset for the lease term. Underlying asset is an asset that is the subject of a lease, for which the right to use that asset has been provided by a lessor to a lessee.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 16
-IssueDate 2020-01-01
-Paragraph 53
-Subparagraph j
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2020-en-r&anchor=para_53_j&doctype=Standard
-URIDate 2020-01-01

+ Details

Name:	ifrs-full_RightofuseAssets
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of services received in related party transactions. [Refer: Related parties [member]]

+ References

+ Details

Name:	ifrs-full_ServicesReceivedRelatedPartyTransactions
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

A classification of cash equivalents representing short-term deposits. [Refer: Cash equivalents]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 7
-IssueDate 2020-01-01
-Paragraph 45
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2020-en-r&anchor=para_45&doctype=Standard
-URIDate 2020-01-01

+ Details

Name:	ifrs-full_ShorttermDepositsClassifiedAsCashEquivalents
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	ifrs-full_BorrowingsByNameAxis=bip_RevolvingCreditFacilityWithBrookfieldMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=bip_ServiceProviderAffiliateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=bip_SubsidiaryOfCommonParent1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_CounterpartiesAxis=bip_BrookfieldOfficePropertiesInc.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_CounterpartiesAxis=bip_BrookfieldBusinessPartnersLPMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=bip_U.K.PortOperationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_CounterpartiesAxis=bip_BrookfieldRenewablePartnersL.P.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=ifrs-full_ParentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

RELATED PARTY TRANSACTIONS (Details) - USD ($)		12 Months Ended
RELATED PARTY TRANSACTIONS (Details) - USD ($)	Nov. 30, 2020	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Nov. 29, 2020
Disclosure of transactions between related parties [line items]
Director fees		$ 1,000,000	$ 1,000,000	$ 1,000,000
Asset management fee as percent per quarter		0.3125%
Asset management fee, percent		1.25%
Revolving credit facility with Brookfield
Disclosure of transactions between related parties [line items]
Credit facility, maximum borrowing capacity		$ 500,000,000
Non-recourse borrowings		$ 0	0
Service Provider
Disclosure of transactions between related parties [line items]
Asset management fee as percent per quarter		0.3125%
Asset management fee, percent		1.25%
Services received, related party transactions		$ 302,000,000	270,000,000	214,000,000
Amounts payable, related party transactions		89,000,000	76,000,000
Subsidiary of Common Parent (Brookfield)
Disclosure of transactions between related parties [line items]
Amounts payable, related party transactions		82,000,000	99,000,000
Amounts receivable, related party transactions		21,000,000	21,000,000
Subsidiary of Common Parent (Brookfield) \| Brookfield Office Properties Inc.
Disclosure of transactions between related parties [line items]
Services received, related party transactions		1,000,000	15,000,000	5,000,000
Revenue from rendering of services, related party transactions		9,000,000	33,000,000	16,000,000
Right-of-use assets		12,000,000	11,000,000
Subsidiary of Common Parent (Brookfield) \| Brookfield Business Partners LP \| U.K. ports operation
Disclosure of transactions between related parties [line items]
Revenue from sale of goods, related party transactions		3,000,000	4,000,000	4,000,000
Subsidiary of Common Parent (Brookfield) \| Brookfield Renewable Partners L.P.
Disclosure of transactions between related parties [line items]
Services received, related party transactions		1,000,000	52,000,000	11,000,000
Revenue from sale of goods, related party transactions		$ 0	3,000,000	1,000,000
Subsidiary of Common Parent (Brookfield) \| Bottom of range
Disclosure of transactions between related parties [line items]
Amounts payable, related party transactions, interest rate		1.70%
Subsidiary of Common Parent (Brookfield) \| Top of range
Disclosure of transactions between related parties [line items]
Amounts payable, related party transactions, interest rate		8.50%
Brookfield
Disclosure of transactions between related parties [line items]
Amounts receivable, related party transactions					$ 65,000,000
Deposit balance		$ 545,000,000	1,000,000
Earned interest on deposits		$ 1,000,000	$ 4,000,000	$ 0
Gain (loss) of derecognised financial assets at date of transfer	$ 0