XML 104 R90.htm IDEA: XBRL DOCUMENT v3.22.1
Note 16 - Shareholders' Equity (Details Textual) - USD ($)
 12 Months Ended
Oct. 15, 2010
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Oct. 14, 2010
Stock Issued During Period, Shares, Acquisitions (in shares) 3,360,000        
Stock Issued During Period at Purchase Price Per Share, Acquisition (in dollars per share) $ 15.00        
Stock Issued During Period, Value, Acquisitions $ 50,400,000        
Percentage of Shares Sold of Common Stock Issued and Outstanding 87.60%        
Common Stock, Par or Stated Value Per Share (in dollars per share) $ 0.01 $ 0.01 $ 0.01   $ 2
Common Stock, Shares Authorized (in shares) 100,000,000 100,000,000 100,000,000    
Payments of Ordinary Dividends, Common Stock   $ 0 $ 0 $ 155,000  
Common Stock, Dividends, Per Share, Cash Paid (in dollars per share)       $ 0.01  
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)     3,039 3,555