XML 48 R39.htm IDEA: XBRL DOCUMENT
v3.21.1

Note 9 - Stockholders' Equity - Warrants (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020 | Dec. 31, 2019
Outstanding, number of shares (in shares) | 6,369,396 | 1,074,171 | 1,074,171 |
Outstanding, weighted average exercise price (in dollars per share) | $ 1.49 | $ 0.50 | $ 0.50 |
Outstanding, weighted average remaining life (Year) | 2 years 94 days | 3 years 310 days | 2 years 175 days | 4 years 36 days
Outstanding, intrinsic value | $ 6,381,930 | $ 460,085 | $ 2,784,117 | $ 956,012
Issued, number of shares (in shares) |  |  |  |
Issued, weighted average exercise price (in dollars per share) |  |  |  |
Issued, weighted average remaining life (Year) |  |  |  |
Issued, intrinsic value |  |  |  |
Exercised, number of shares (in shares) | (1,918,925) | (460,725) |  |
Exercised, weighted average exercise price (in dollars per share) | $ 1.57 | $ 0.50 |  |
Expired or cancelled (in shares) |  |  |  |
Expired or cancelled, weighted average exercise price (in dollars per share) |  |  |  |
Outstanding , number of shares (in shares) | 4,450,471 | 613,446 | 6,369,396 | 1,074,171
Outstanding , weighted average exercise price (in dollars per share) | $ 2.14 | $ 0.50 | $ 1.49 | $ 0.50

X
- Definition The number of warrants or rights exercised during period. + References No definition available. + Details
Name: | mlss_ClassOfWarrantOrRightExercisedDuringPeriod
Namespace Prefix: | mlss_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Exercise price per share of warrants or rights exercised during period. + References No definition available. + Details
Name: | mlss_ClassOfWarrantOrRightExercisedDuringPeriodExercisePrice
Namespace Prefix: | mlss_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of warrants or rights expired or cancelled during period. + References No definition available. + Details
Name: | mlss_ClassOfWarrantOrRightExpiredOrCancelledDuringPeriod
Namespace Prefix: | mlss_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Exercise price per share of warrants or rights expired or cancelled during period. + References No definition available. + Details
Name: | mlss_ClassOfWarrantOrRightExpiredOrCancelledDuringPeriodExercisePrice
Namespace Prefix: | mlss_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of warrants or rights issued during period. + References No definition available. + Details
Name: | mlss_ClassOfWarrantOrRightIssuedDuringPeriod
Namespace Prefix: | mlss_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Exercise price per share of warrants or rights issued during period. + References No definition available. + Details
Name: | mlss_ClassOfWarrantOrRightIssuedDuringPeriodExercisePrice
Namespace Prefix: | mlss_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the intrinsic value of warrants and rights issued in the period. + References No definition available. + Details
Name: | mlss_WarrantsAndRightsIssuedIntrinsicValue
Namespace Prefix: | mlss_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Represents the weighted average remaining term of warrants and rights issued. + References No definition available. + Details
Name: | mlss_WarrantsAndRightsIssuedWeightedAverageRemainingTerm
Namespace Prefix: | mlss_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the weighted average remaining term of warrants and rights outstanding, + References No definition available. + Details
Name: | mlss_WarrantsAndRightsOutstandingWeightedAverageRemainingTerm
Namespace Prefix: | mlss_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
Name: | us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of warrants or rights outstanding. + References No definition available. + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price. + References No definition available. + Details
Name: | us-gaap_WarrantsAndRightsOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant