XML 128 R112.htm IDEA: XBRL DOCUMENT
v3.22.4

Loans Payable And Other Financial Liabilities - Capped Call Trading Date (Details) - USD ($) $ in Millions | Jan. 31, 2021 | Nov. 30, 2020 | Aug. 31, 2020 | Jun. 30, 2020 | Nov. 30, 2019 | Jun. 30, 2019 | Nov. 30, 2018 | Aug. 31, 2018
--- | --- | --- | --- | --- | --- | --- | --- | ---
2028 Notes | Convertible Senior Notes |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Amount paid to enter into capped call transactions | $ 101 | $ 120 | $ 83 | $ 104 | $ 8 | $ 88 | $ 11 | $ 92

X
- Definition Amount of the fee that accompanies borrowing money under the debt instrument. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentFeeAmount
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_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentAxis=meli_TwoThousandTwentyEightConvertibleSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_ConvertibleDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |