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Note 1 - Basis of Presentation (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Sep. 13, 2022
May 12, 2022
Jan. 03, 2022
Mar. 31, 2022
Sep. 30, 2022
Sep. 26, 2022
Preferred Stock, Voting Power, Percent 85.00%          
Non-employee Directors, Quarterly Cash Compensation   $ 10,000        
Management Incentive Plan, Maximum Payout   $ 12,000,000.0        
Discount Rate Used in Future Net Cash Flows Relating to Proved Oil and Gas Reserves       10.00%    
Discontinued Operations, Held-for-sale [Member] | Corporate Headquarters Building [Member]            
Disposal Group, Including Discontinued Operation, Consideration           $ 5,000,000.0
Maximum [Member]            
Aggregate Value of Outstanding Capital Stock $ 100,000,000          
Series A Preferred Stock [Member]            
Stock Issued During Period, Shares, New Issues (in shares) 685,505   685,505      
Preferred Stock, Voting Power, Percent 85.00%   85.00%      
Restricted Stock [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)         1,650,000  
Employee LTIP [Member] | Restricted Stock [Member] | Director 1 [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)   500,000        
Employee LTIP [Member] | Restricted Stock [Member] | Director 2 [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)   162,000        
Employee LTIP [Member] | Restricted Stock [Member] | Director 3 [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)   178,000        
Employee LTIP [Member] | Restricted Stock [Member] | Share-Based Payment Arrangement, Tranche One [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage   33.33%        
Employee LTIP [Member] | Restricted Stock [Member] | Share-Based Payment Arrangement, Tranche Three [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage   33.33%        
Employee LTIP [Member] | Restricted Stock [Member] | Share-Based Payment Arrangement, Tranche Two [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage   33.33%        
Non-employee LTIP [Member] | Restricted Stock [Member] | Director [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)   50,000        
Non-employee LTIP [Member] | Restricted Stock [Member] | Share-Based Payment Arrangement, Tranche One [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage   33.33%        
Non-employee LTIP [Member] | Restricted Stock [Member] | Share-Based Payment Arrangement, Tranche Three [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage   33.33%        
Non-employee LTIP [Member] | Restricted Stock [Member] | Share-Based Payment Arrangement, Tranche Two [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage   33.33%