XML 183 R163.htm IDEA: XBRL DOCUMENT
v3.22.0.1

CAPITAL MANAGEMENT - Changes in Invested Capital (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Changes in Invested capital [Roll Forward] |  |
Opening balance | $ 9,213 | $ 9,009
Net issuance of preferred units | 8 | 195
Issuance of limited partnership and redeemable partnership units | 945 | 9
Issuance of BIPC exchangeable shares | 1,770 | 0
Issuance of BIPC exchange LP Units | 259 | 0
Ending balance | 12,195 | 9,213
Weighted Average Invested Capital | $ 10,076 | $ 9,067

X
- Definition Changes in Invested capital [Roll Forward] + References No definition available. + Details
Name: | bip_ChangesinInvestedcapitalRollForward
Namespace Prefix: | bip_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Invested Capital + References No definition available. + Details
Name: | bip_InvestedCapital
Namespace Prefix: | bip_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Issuance of Exchange Unit, Value + References No definition available. + Details
Name: | bip_IssuanceOfExchangeUnitValue
Namespace Prefix: | bip_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Issuance of Exchangeable LP Units + References No definition available. + Details
Name: | bip_IssuanceOfExchangeableLPUnits
Namespace Prefix: | bip_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Issuance of limited partnership units and redeemable partnership units + References No definition available. + Details
Name: | bip_Issuanceoflimitedpartnershipunitsandredeemablepartnershipunits
Namespace Prefix: | bip_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Preferred Unit, Issue Of Equity, Net + References No definition available. + Details
Name: | bip_PreferredUnitIssueOfEquityNet
Namespace Prefix: | bip_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Weighted Average Invested Capital + References No definition available. + Details
Name: | bip_WeightedAverageInvestedCapital
Namespace Prefix: | bip_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration