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Note 6 - Equity - Summary of Restricted Awards Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Apr. 12, 2023
Mar. 15, 2023
Dec. 08, 2022
Mar. 15, 2022
Feb. 18, 2022
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Compensation costs           $ 2,900 $ 1,900  
Quarterly cash dividend declared per share $ 0.1250              
Dividend declared     $ 0.1250          
Dividend accrued not paid         $ 2,500 354 $ 2,497  
Dividend payable   $ 5,600     $ 5,000 $ 322   $ 5,500
Dividends paid   $ 0.1250   $ 0.11        
Restricted Stock Units                
Granted, shares (in shares)           518,348    
Granted, Weighted average grant date fair value (in dollars per share)           $ 10.61    
Fair value of awards           $ 5,500    
Vesting period           3 years    
Delivery Period           30 days    
Shares delivered per unit awarded           1    
Performance Stock Units                
Vesting period           3 years    
Delivery Period           30 days    
Executives and Employees | Restricted Stock                
Granted, shares (in shares)           296,115    
Granted, Weighted average grant date fair value (in dollars per share)           $ 10.61    
Fair value of awards           $ 2,500    
Vesting period           3 years    
Executives and Employees | Performance Stock Units                
Granted, shares (in shares)           518,348    
Granted, Weighted average grant date fair value (in dollars per share)           $ 18.09    
Fair value of awards           $ 9,400    
Vesting period           3 years    
Shares delivered per unit awarded           1    
Executives and Employees | Performance Stock Units | Minimum                
Potential earnings (as a percentage)           0.00%    
Executives and Employees | Performance Stock Units | Maximum                
Potential earnings (as a percentage)           200.00%    
Executives and Employees | Performance Stock Units Granted in 2022                
Granted, shares (in shares)           248,706    
Fair value of awards           $ 1,200    
Directors | Restricted Stock                
Fair value of awards           $ 600