Annual report pursuant to Section 13 and 15(d)

Note 22 - Parent Company Financial Information - Condensed Balance Sheets (Details) (Parentheticals)

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Note 22 - Parent Company Financial Information - Condensed Balance Sheets (Details) (Parentheticals) - $ / shares
Dec. 31, 2022
Dec. 31, 2021
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001 [1]
Preferred stock, shares authorized (in shares) 1,000,000 1,000,000 [1]
Preferred stock, shares undesignated (in shares) 1,000,000 1,000,000 [1]
Common stock, par value (in dollars per share) $ 0.001 $ 0.001 [1]
Common stock, shares authorized (in shares) 200,000,000 100,000,000 [1]
Common stock, shares issued (in shares) 54,326,527 54,227,060 [1]
Common stock, shares outstanding (in shares) 54,326,527 54,227,060 [1]
Parent Company [Member]    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 1,000,000 1,000,000
Preferred stock, shares undesignated (in shares) 1,000,000 1,000,000
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 200,000,000 100,000,000
Common stock, shares issued (in shares) 54,329,527 54,227,060
Common stock, shares outstanding (in shares) 54,329,527 54,227,060
[1] derived from audited financial statements.