v3.26.1
Note 2 - Summary of Significant Accounting Policies (Details Textual)
$ / shares in Units, shares in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Apr. 30, 2025
USD ($)
$ / shares
Apr. 30, 2024
USD ($)
$ / shares
Jun. 30, 2023
$ / shares
May 31, 2023
USD ($)
$ / shares
Jun. 30, 2026
shares
Jun. 30, 2025
shares
Jun. 30, 2026
USD ($)
shares
Jun. 30, 2025
USD ($)
shares
Number of Reportable Segments             1  
Payments Related to State Tax Withholding Taxes on Behalf of Limited Partners             $ (0) $ 125,000
Weighted Average Number Diluted Limited Partnership Units Outstanding Adjustment (in shares) | shares         0 0 0 0
Tax Year 2021 [Member]                
Payments Related to State Tax Withholding Taxes on Behalf of Limited Partners       $ 365,000        
Distribution Withholding Tax to Limited Partner Per Common Unit (in dollars per share) | $ / shares       $ 0.033        
Tax Year 2022 [Member]                
Payments Related to State Tax Withholding Taxes on Behalf of Limited Partners   $ 532,000            
Distribution Withholding Tax to Limited Partner Per Common Unit (in dollars per share) | $ / shares   $ 0.048            
Tax Year 2023 [Member]                
Payments Related to State Tax Withholding Taxes on Behalf of Limited Partners   $ 142,000            
Distribution Withholding Tax to Limited Partner Per Common Unit (in dollars per share) | $ / shares   $ 0.013 $ 0.11          
Tax Year 2024 [Member]                
Payments Related to State Tax Withholding Taxes on Behalf of Limited Partners $ 125,000              
Distribution Withholding Tax to Limited Partner Per Common Unit (in dollars per share) | $ / shares $ 0.011              
Operator Benchmark [Member] | Revenue Benchmark [Member] | Oil and Gas [Member]                
Concentration Risk, Percentage             92.00%