Oil and Gas Royalty Interests - Royalty Interests (Details) $ in Thousands |
Mar. 31, 2026
USD ($)
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Dec. 31, 2025
USD ($)
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|---|---|---|
| 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 |