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Leases, General Information (Details) - USD ($) | 3 Months Ended
--- | ---
Jun. 30, 2024 | Jun. 30, 2023
Leases [Abstract] |  |
(Loss) gain in foreign currency-denominated lease liabilities | $ (5,709,000) | $ 3,770,000

X
- Definition Amount of gain (loss) on the remeasurement of lease liabilities. + References No definition available. + Details
Name: | mpaa_GainLossOnRemeasurementOfLeaseLiabilities
Namespace Prefix: | mpaa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_LeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration