XML 86 R42.htm IDEA: XBRL DOCUMENT
v3.20.1

Accounts Receivable Discount Programs (Tables) | 12 Months Ended
--- | ---
Mar. 31, 2020
Accounts Receivable Discount Programs [Abstract] |
Accounts Receivable Discount Programs | The following is a summary of the Company’s accounts receivable discount programs:
|  | Years Ended March 31, |
|  | 2020 |  |  | 2019 |
Receivables discounted |  | $ | 461,484,000 |  |  | $ | 396,650,000 |
Weighted average days |  |  | 346 |  |  |  | 341 |
Weighted average discount rate |  |  | 3.3 | % |  |  | 4.2 | %
Amount of discount as interest expense |  | $ | 14,780,000 |  |  | $ | 15,867,000 |

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

X
- Definition Tabular disclosure of accounts receivable factored out to banks. Disclosure includes amounts factored, weighted average days, weighted average discount rate and amount of discount. + References No definition available. + Details
Name: | mpaa_ScheduleOfAccountsReceivableDiscountProgramsTableTextBlock
Namespace Prefix: | mpaa_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration