Quarterly report [Sections 13 or 15(d)]

Oil and Gas Royalty Interests - Royalty Interests (Details)

v3.26.1
Oil and Gas Royalty Interests - Royalty Interests (Details)
$ in Thousands
Mar. 31, 2026
USD ($)
a
Dec. 31, 2025
USD ($)
a
Oil and gas royalty interests:    
Royalty interests acquired, at cost $ 897,437 $ 897,437
Total royalty interests 897,437 897,437
Less: accumulated depletion (65,987) (57,413)
Royalty interests, net 831,450 840,024
1/16th nonparticipating perpetual royalty interest    
Oil and gas royalty interests:    
1/16th nonparticipating perpetual royalty interests $ 0 $ 0
Gross royalty interests (in acres) | a 185,369 185,369
1/128th nonparticipating perpetual royalty interest    
Oil and gas royalty interests:    
1/128th nonparticipating perpetual royalty interests $ 0 $ 0
Gross royalty interests (in acres) | a 5,308 5,308
Royalty interests in acres    
Oil and gas royalty interests:    
Net royalty interest acquired (in acres) | a 33,380 33,380