OIL AND NATURAL GAS INTERESTS - Narrative (Details) $ in Millions	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) a	Sep. 30, 2024 USD ($)	Dec. 31, 2024 a
Extractive Industries [Abstract]
Number of net royalty acres \| a			95,846		35,671
Impairment \| $	$ 360	$ 0	$ 360	$ 0

Amount of impairment loss for oil and gas properties with proved and unproved reserves in oil- and gas-producing activities.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-2

Name:	us-gaap_ImpairmentOfOilAndGasProperties
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration