Note 1 - Description of Business (Q1) (Details) - Subsidiary	3 Months Ended	12 Months Ended
Mar. 31, 2021	Dec. 31, 2020
Number of Subsidiaries	2	2
Merger Sub [Member]
Business Acquisition, Percentage of Voting Interests Acquired	43.00%	39.00%
Merger Sub [Member] \| Cytocom [Member]
Business Acquisition, Percentage of Voting Interests Acquired	57.00%	61.00%
BioLab 612 [Member]
Number of Wholly Owned Subsidiaries	1	1
GPI [Member]
Equity Method Investment, Ownership Percentage	50.00%	50.00%

Represents the number of subsidiaries through which the entity operated during the year.

No definition available.

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- Definition

Represents the number of wholly owned subsidiaries.

+ References

No definition available.

+ Details

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

+ Details

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

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- Details

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- Details

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- Details

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- Details

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