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Note 2 - Significant Accounting Policies	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Significant Accounting Policies [Text Block]	2. Significant Accounting Policies A summary of the Company's significant accounting policies is discussed in Note 2 of the Company’s consolidated financial statements, included in the Annual Report on Form 20-F for the fiscal year ended  December 31, 2021 (the “2021 Annual Report”). There have been no changes to the Company’s significant accounting policies.

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- Definition

The entire disclosure for all significant accounting policies of the reporting entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=126899994&loc=d3e18726-107790

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-URI https://asc.fasb.org/topic&trid=2122369

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