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EQUITY (Details) - USD ($)					3 Months Ended						9 Months Ended
EQUITY (Details) - USD ($)	Oct. 21, 2026	Aug. 10, 2026	May 08, 2026	Feb. 27, 2026	Sep. 30, 2026	Jun. 30, 2026	Mar. 31, 2026	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2026	Sep. 30, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Dividends declared (in dollars per share)					$ 0.375	$ 0.375	$ 0.375	$ 0.3125	$ 0.3125	$ 0.3125
Cash dividend		$ 46,200,000	$ 46,400,000	$ 46,800,000	$ 46,205,000	$ 46,441,000	$ 46,817,000	$ 38,662,000	$ 38,970,000	$ 39,180,000
Stock repurchase program authorized amount					$ 400,000,000.0						$ 400,000,000.0
Shares repurchased (in shares)					253,603						496,305
Weighted average price (in dollars per share)					$ 47.64						$ 48.25
Shares repurchased					$ 12,100,000		714,000				$ 24,000,000.0
Distributions					29,400,000	28,910,000	30,380,000	34,790,000	28,420,000	33,810,000
Contribution related to formation of San Mateo, net of tax					400,000	$ 1,700,000	$ 1,400,000		$ 1,300,000	$ 600,000	$ 3,500,000	$ 1,900,000
Subsequent Event \| Forecast
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Dividends declared (in dollars per share)	$ 0.4375
Service-Based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted in period (in shares)											392,000
Performance-Based Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted in period (in shares)											392,000
Vesting period											3 years
Performance-Based Stock Units \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting amount, percentage											0.00%
Performance-Based Stock Units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting amount, percentage											200.00%
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted in period (in shares)											14,450
Service-based Restricted Stock Units And Performance-Based Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period											3 years
Fair value of awards											$ 38,200,000
Matador Resources Company \| San Mateo
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Distributions					30,600,000			36,200,000			92,300,000	101,000,000.0
Five Point
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance incentives earned					2,000,000.0			0
Five Point \| San Mateo
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Distributions					29,400,000			34,800,000			$ 88,700,000	97,000,000.0
San Mateo \| Matador Resources Company
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Contributions					51,000,000.0			0				0
San Mateo \| Five Point
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Contributions					$ 49,000,000.0			$ 0				$ 0