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Note 13 - Commitments (Tables) | 9 Months Ended
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Sep. 30, 2022
Notes Tables |
Lease, Cost and Other Information [Table Text Block] |
|  | Three months ended |  |  | Nine months ended |
|  | September 30, 2022 |  |  | September 30, 2021 |  |  | September 30, 2022 |  |  | September 30, 2021 |
Cash paid for operating lease liabilities |  |  | 31,999 |  |  |  | 31,882 |  |  |  | 95,996 |  |  |  | 95,645 |
Cash paid for finance lease liabilities |  |  | 2,685 |  |  |  | 2,685 |  |  |  | 8,055 |  |  |  | 8,055 |
Right-of-use assets obtained in exchange for new operating lease liabilities (1) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 663,009 |
Property and equipment obtained in exchange for new finance lease liabilities |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 43,242 |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.00 | %
Weighted Average Remaining Lease Term |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finance leases (years) |  |  |  |  |  |  |  |  |  | 2.3 |  |  | 5.5 |
Operating leases (years) |  |  |  |  |  |  |  |  |  | 4.5 |  |  | 3.3 |

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- Definition Tabular disclosure of lessee's lease cost and other information. + References No definition available. + Details
Name: | mlss_LeaseCostAndOtherInformationTableTextBlock
Namespace Prefix: | mlss_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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