Oil and Gas Royalty Interests - Narrative (Details) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2021
USD ($)
|
Dec. 31, 2020
USD ($)
a
$ / shares
|
Dec. 31, 2019
USD ($)
a
$ / shares
|
|
| Real Estate Properties [Line Items] | Ìý | Ìý | Ìý |
| Acquisition of royalty interests | $ 0 | $ 16,946 | $ 5,017 |
| Additional real estate acquisitions | Ìý | Ìý | Ìý |
| Real Estate Properties [Line Items] | Ìý | Ìý | Ìý |
| Net royalty interests (in acres) | a | Ìý | 1,017 | 1,247 |
| Acquisition in conjunction with sale of 1/8th interest royalty acres | Ìý | Ìý | Ìý |
| Real Estate Properties [Line Items] | Ìý | Ìý | Ìý |
| Acquisition of royalty interests | Ìý | $ 16,900 | $ 4,700 |
| Average price per net royalty acre acquired (in USD per acre) | $ / shares | Ìý | 16,668 | 3,800 |
| X | ||||||||||
- Definition Average Price Per Net Royalty Acre Acquired No definition available.
|
| X | ||||||||||
- Definition Royalty Interest Acquired, Acres No definition available.
|
| X | ||||||||||
- Definition The cash outflow from the purchase of royalty interests in mining properties is the amount of cash the mineral producer pays the owner of the mine or mineral resource. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|