XML 173 R153.htm IDEA: XBRL DOCUMENT
v3.23.3

SUBSEQUENT EVENTS - Additional Information (Details) - USD ($) |  |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Mar. 28, 2023 | Jan. 05, 2023 | Jun. 30, 2023 | Dec. 31, 2022
Subsequent Event |  |  |  |
Charges on penalty |  | $ 3,342,549 |  | $ 3,342,549
Payment on additional fine |  |  | $ 3,342,549 | $ 3,342,549
Subsequent Event |  |  |  |
Subsequent Event |  |  |  |
Charges on penalty |  | $ 3,342,549 |  |
Payment on additional fine | $ 3,342,549 |  |  |

X
- Definition Represents the amount charged on penalty. + References No definition available. + Details
Name: | mrt_ChargesOnPenalty
Namespace Prefix: | mrt_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the amount of additional fine paid. + References No definition available. + Details
Name: | mrt_PaymentOnAdditionalFine
Namespace Prefix: | mrt_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481674/830-30-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 855 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483399/855-10-50-2 + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |