XML 89 R79.htm IDEA: XBRL DOCUMENT
v3.23.2

Derivative instruments - Summary of Outstanding Derivative Instruments (Details) - USD ($) $ in Millions | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Designated as hedging instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative | $ (13) | $ (5)
Foreign exchange contracts | Designated as hedging instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative | (8) | (2)
Foreign exchange contracts | Other current assets | Designated as hedging instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative | 0 | 1
Foreign exchange contracts | Other current liabilities | Designated as hedging instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative | 7 | 2
Foreign exchange contracts | Other current liabilities | Not designated as hedging instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative | 7 | 2
Cross currency swap contracts designated as net investment hedge | Other current liabilities | Designated as hedging instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative | 4 | 2
Interest rate swap contracts | Other current liabilities | Designated as hedging instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative | 0 | 8
Interest rate swap contracts | Other current liabilities | Not designated as hedging instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative | 0 | 1
Interest rate swap contracts | Other non-current liabilities | Not designated as hedging instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative | 1 | 6
Cross currency swap contracts designated as fair value hedge | Other current liabilities | Designated as hedging instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative | 17 | 2
Cross currency swap contracts | Designated as hedging instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative | (5) | (1)
Cross currency swap contracts | Other non-current liabilities | Designated as hedging instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative | $ 5 | $ 1

X
- Definition Fair value of the assets less the liabilities of a derivative or group of derivatives. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-10 + Details
Name: | us-gaap_DerivativeFairValueOfDerivativeNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DerivativesFairValueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_HedgingDesignationAxis=us-gaap_DesignatedAsHedgingInstrumentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForeignExchangeContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherCurrentAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherCurrentLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_HedgingDesignationAxis=us-gaap_NondesignatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=meli_CurrencySwapNetInvestmentHedgeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherNoncurrentLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=meli_CurrencySwapFairValueHedgeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_CurrencySwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |