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Note 2 - Dividends	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Dividends Disclosure [Text Block]	2.          Dividends On May 11, 2022, the Company declared a cash dividend on its common stock, payable on August 15, 2022 to stockholders of record as of August 1, 2022, equal to $0.27 per share.

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Disclosure of all or some of the information related to dividends declared, but not paid, as of the financial reporting date.

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