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Note N - Concentrations (Details Textual) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Revenue Benchmark [Member] | Customer Concentration Risk [Member] |  |
Number of Major Customers | 2 |
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Customer One [Member] |  |
Concentration Risk, Percentage | 32.00% | 35.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Customer Two [Member] |  |
Number of Major Customers |  | 2
Concentration Risk, Percentage | 11.00% | 20.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] |  |
Number of Major Customers | 2 |
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer One [Member] |  |
Concentration Risk, Percentage | 33.00% | 29.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer Two [Member] |  |
Number of Major Customers |  | 3
Concentration Risk, Percentage | 20.00% | 28.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer Three [Member] |  |
Concentration Risk, Percentage |  | 13.00%
Accounts Payable [Member] | Supplier Concentration Risk [Member] |  |
Number of Vendors | 1 | 2
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Vendor One [Member] |  |
Concentration Risk, Percentage | 42.00% | 14.00%
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Vendor Two [Member] |  |
Concentration Risk, Percentage |  | 34.00%

X
- Definition The number of major customers of the reporting entity during the period. + References No definition available. + Details
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Namespace Prefix: | mlss_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Definition Represents the number of vendors. + 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 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 -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9054-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI https://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI https://asc.fasb.org/extlink&oid=123594938&loc=d3e13531-108611 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=123594938&loc=d3e13537-108611 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI https://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592 + Details
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