XML 146 R121.htm IDEA: XBRL DOCUMENT
v3.24.2

Inventories (Tables) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
Inventories |  |
Summary of inventories | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | March 31, | ​ | December 31,
​ | ​ | 2024 |  | 2023
​ | ​ | ​ | ​ | ​ | ​ | ​
Infrared cameras | ​ | $ | 4,334 | ​ | $ | 4,955
Replacement, maintenance, and spare parts | ​ |  | 1,230 | ​ |  | 1,975
Inventories, current | ​ | $ | 5,564 | ​ | $ | 6,930
​ | ​ | ​ | ​ | ​ | ​ | ​
Infrared cameras | ​ | $ | 440 | ​ | $ | 389
Replacement, maintenance, and spare parts | ​ |  | 1,104 | ​ |  | 254
Inventories, noncurrent | ​ | $ | 1,544 | ​ | $ | 643
Total inventories | ​ | $ | 7,108 | ​ | $ | 7,573
| ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31,
​ | ​ | 2023 |  | 2022
Infrared cameras | ​ | $ | 4,955 | ​ | $ | 5,904
Replacement, maintenance, and spare parts | ​ |  | 1,975 | ​ |  | 3,730
Inventories, current | ​ | $ | 6,930 | ​ | $ | 9,634
Infrared cameras | ​ | $ | 389 | ​ | $ | —
Replacement, maintenance, and spare parts | ​ |  | 254 | ​ |  | —
Inventories, noncurrent | ​ | $ | 643 | ​ | $ | —
Total inventories | ​ | $ | 7,573 | ​ | $ | 9,634
Summary of amount of inventory write-downs to net realizable value |  | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31,
​ | ​ | 2023 |  | 2022
Amount of inventory write-down to net realizable value | ​ | $ | 1,689 | ​ | $ | —
​

X
- Definition Tabular disclosure of impairment charges on inventory. + References No definition available. + Details
Name: | msai_ScheduleOfImpairmentChargesOnInventoryTableTextBlock
Namespace Prefix: | msai_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. + References No definition available. + Details
Name: | msai_ScheduleOfInventoryTableTextBlock
Namespace Prefix: | msai_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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