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OIL AND NATURAL GAS INTERESTS (Tables)
9 Months Ended
Sep. 30, 2020
Extractive Industries [Abstract]  
Aggregate capitalized costs related to oil and natural gas production activities
Oil and natural gas interests include the following:
September 30,December 31,
20202019
(In thousands)
Oil and natural gas interests:
Subject to depletion$1,478,621 $1,316,692 
Not subject to depletion1,452,248 1,551,767 
Gross oil and natural gas interests2,930,869 2,868,459 
Accumulated depletion and impairment(398,678)(326,474)
Oil and natural gas interests, net2,532,191 2,541,985 
Land5,688 5,688 
Property, net of accumulated depletion and impairment$2,537,879 $2,547,673