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Note M - Concentrations (Details Textual) | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
Revenue Benchmark [Member] | Customer Concentration Risk [Member] |  |
Number of Distributors |  | 2
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | E-Commerce [Member] |  |
Concentration Risk, Percentage | 48.00% |
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Distributor One [Member] |  |
Concentration Risk, Percentage |  | 32.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Distributor Two [Member] |  |
Concentration Risk, Percentage |  | 11.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] |  |
Number of Distributors | 3 | 2
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Distributor One [Member] |  |
Concentration Risk, Percentage | 39.00% | 33.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Distributor Two [Member] |  |
Concentration Risk, Percentage | 38.00% | 20.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Distributor Three [Member] |  |
Concentration Risk, Percentage | 15.00% |
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Related Party [Member] |  |
Number of Vendors | 3 | 1
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Vendor One [Member] | Related Party [Member] |  |
Concentration Risk, Percentage | 37.00% | 42.00%
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Vendor Two [Member] | Related Party [Member] |  |
Concentration Risk, Percentage | 17.00% |
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Vendor Three [Member] | Related Party [Member] |  |
Concentration Risk, Percentage | 12.00% |

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- Definition Represents the number of distributors. + References No definition available. + Details
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Namespace Prefix: | mlss_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Definition Represents the number of vendors. + References No definition available. + Details
Name: | mlss_NumberOfVendors
Namespace Prefix: | mlss_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-42 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-21 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-20 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482861/275-10-50-18 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482861/275-10-50-20 + Details
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- Details
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- Details
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- Details
Name: | srt_MajorCustomersAxis=mlss_ECommerceMember
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Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_MajorCustomersAxis=mlss_DistributorOneMember
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Period Type: |

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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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