OIL AND NATURAL GAS PROPERTIES - Ownership Interest (Details)	1 Months Ended
	May 31, 2021
Partitioned Acreage From XTO
Asset Acquisition [Line Items]
% of Partnership's Working Interest	100.00%
Partitioned Acreage From XTO | Maximum
Asset Acquisition [Line Items]
Maximum % on an 8/8ths basis	50.00%
Other
Asset Acquisition [Line Items]
% of Partnership's Working Interest	100.00%
Other | Maximum
Asset Acquisition [Line Items]
Maximum % on an 8/8ths basis	25.00%
Canaan | San Augustine County, Texas | Partitioned Acreage From XTO | Farmout Agreement
Asset Acquisition [Line Items]
% of Partnership's Working Interest	64.00%
Canaan | San Augustine County, Texas | Partitioned Acreage From XTO | Farmout Agreement | Maximum
Asset Acquisition [Line Items]
Maximum % on an 8/8ths basis	32.00%
Canaan | San Augustine County, Texas | Other | Farmout Agreement
Asset Acquisition [Line Items]
% of Partnership's Working Interest	40.00%
Canaan | San Augustine County, Texas | Other | Farmout Agreement | Maximum
Asset Acquisition [Line Items]
Maximum % on an 8/8ths basis	10.00%
Azul | San Augustine County, Texas | Partitioned Acreage From XTO | Farmout Agreement
Asset Acquisition [Line Items]
% of Partnership's Working Interest	20.00%
Azul | San Augustine County, Texas | Partitioned Acreage From XTO | Farmout Agreement | Maximum
Asset Acquisition [Line Items]
Maximum % on an 8/8ths basis	10.00%
Azul | San Augustine County, Texas | Other | Farmout Agreement
Asset Acquisition [Line Items]
% of Partnership's Working Interest	50.00%
Azul | San Augustine County, Texas | Other | Farmout Agreement | Maximum
Asset Acquisition [Line Items]
Maximum % on an 8/8ths basis	12.50%
Former JWM Interest | San Augustine County, Texas | Partitioned Acreage From XTO | Farmout Agreement
Asset Acquisition [Line Items]
% of Partnership's Working Interest	16.00%
Former JWM Interest | San Augustine County, Texas | Partitioned Acreage From XTO | Farmout Agreement | Maximum
Asset Acquisition [Line Items]
Maximum % on an 8/8ths basis	8.00%
Former JWM Interest | San Augustine County, Texas | Other | Farmout Agreement
Asset Acquisition [Line Items]
% of Partnership's Working Interest	10.00%
Former JWM Interest | San Augustine County, Texas | Other | Farmout Agreement | Maximum
Asset Acquisition [Line Items]
Maximum % on an 8/8ths basis	2.50%