XML 50 R39.htm IDEA: XBRL DOCUMENT v3.21.1

Note 5 - Intangible Assets (Details Textual)	3 Months Ended	12 Months Ended
	Mar. 31, 2021	Dec. 31, 2020
Finite-Lived Intangible Assets, Remaining Amortization Period (Year)	4 years 146 days	4 years 219 days
Minimum [Member]
Finite-Lived Intangible Assets, Remaining Amortization Period (Year)	2 years
Maximum [Member]
Finite-Lived Intangible Assets, Remaining Amortization Period (Year)	7 years

X

- Definition

Remaining amortization period of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 926
-SubTopic 20
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959

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Period Type:	duration

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