Quarterly report [Sections 13 or 15(d)]

Oil and Gas Royalty Interests - Narrative (Details)

v3.25.3
Oil and Gas Royalty Interests - Narrative (Details)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2025
USD ($)
a
Sep. 30, 2024
USD ($)
a
Sep. 30, 2025
USD ($)
a
Sep. 30, 2024
USD ($)
a
Dec. 31, 2024
Real Estate Properties [Line Items]          
Acquisition of royalty interests     $ 3,546 $ 120,334  
Post-close adjustment from seller related to prior year asset acquisition     3,878 0  
Depletion expense $ 10,100 $ 1,900 $ 26,200 $ 2,900  
Additional real estate acquisitions          
Real Estate Properties [Line Items]          
Net royalty interests (in acres) | a 177 4,106 177 4,106  
Acquisition of royalty interests     $ 3,500 $ 120,300  
1/16th nonparticipating perpetual royalty interest          
Real Estate Properties [Line Items]          
Nonparticipating perpetual royalty interest rate (in percentage)     6.25%   6.25%