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Note 22 - Recent Developments (Details Textual) - Subsequent Event [Member] - USD ($) $ / shares in Units, $ in Millions	Oct. 23, 2020	Oct. 01, 2020
Dividends Payable, Amount Per Share (in dollars per share)	$ 0.09
Dividends Payable, Date Declared	Oct. 23, 2020
Dividends Payable, Date to be Paid	Nov. 16, 2020
Dividends Payable, Date of Record	Nov. 02, 2020
Building [Member]
Property, Plant and Equipment, Additions		$ 3.5

X

- Definition

Date the declared dividend will be paid, in CCYY-MM-DD format.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586

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X

- Definition

The per share amount of a dividend declared, but not paid, as of the financial reporting date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
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X

- Definition

Date the dividend to be paid was declared, in CCYY-MM-DD format.

+ References

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-Topic 230
-SubTopic 10
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- Definition

Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

+ References

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X

- Definition

Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

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