XML 182 R167.htm IDEA: XBRL DOCUMENT
v3.21.1

Employee Benefits - Summary of Employee Benefits (Detail) - ARS ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure Of Employee Benefits Expense [line items] |  |  |
Remunerations | $ 19,677,575 | $ 19,957,891 | $ 19,723,875
Payroll taxes | 4,412,779 | 5,858,301 | 3,838,541
Compensations and bonuses to employees | 1,950,014 | 2,381,904 | 1,913,289
Employee services | 558,234 | 667,246 | 653,352
Employee expense | $ 26,598,602 | $ 28,865,342 | $ 26,129,057

X
- Definition Compensations and bonuses to employees. + References No definition available. + Details
Name: | bma_CompensationsAndBonusesToEmployees
Namespace Prefix: | bma_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Disclosure of employee benefits expense. + References No definition available. + Details
Name: | bma_DisclosureOfEmployeeBenefitsExpenseLineItems
Namespace Prefix: | bma_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Employee services expenses. + References No definition available. + Details
Name: | bma_EmployeeServicesExpenses
Namespace Prefix: | bma_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Payroll taxes. + References No definition available. + Details
Name: | bma_PayrollTaxes
Namespace Prefix: | bma_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 102 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_102&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 99 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_99&doctype=Standard -URIDate 2020-01-01 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 104 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_104&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_EmployeeBenefitsExpense
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition A class of employee benefits expense that represents wages and salaries. [Refer: Employee benefits expense] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2020-01-01 -Paragraph 9 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2020-en-r&anchor=para_9&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_WagesAndSalaries
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration