DERIVATIVES AND RISK MANAGEMENT - Summary of Before-Tax Effect of Derivative Instruments (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	$ (286)	$ 107	$ (317)	$ 1,635
Total gain on settled derivatives	250	210	406	87
Total gain (loss) on derivatives	(35)	317	91	1,718
Non-performance risk adjustment	1	0	2	(4)
Fixed price swaps | Natural Gas
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	(280)	(24)	(242)	937
Total gain on settled derivatives	232	160	372	115
Fixed price swaps | Oil
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	4	10	(4)	22
Total gain on settled derivatives	(4)	(3)	(8)	(7)
Fixed price swaps | Ethane
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	(6)	(9)	(5)	0
Total gain on settled derivatives	4	5	7	6
Fixed price swaps | Propane
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	1	28	(28)	29
Total gain on settled derivatives	0	11	(2)	12
Fixed price swaps | Normal Butane
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	(1)	6	(4)	7
Total gain on settled derivatives	1	1	0	1
Fixed price swaps | Natural Gasoline
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	0	6	(11)	7
Total gain on settled derivatives	(2)	1	(3)	1
Two-way costless collars | Natural Gas
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	(20)	(11)	(16)	230
Total gain on settled derivatives	13	31	22	31
Two-way costless collars | Oil
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	1	1	(2)	1
Three-way costless collars | Natural Gas
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	(11)	27	(10)	290
Total gain on settled derivatives	13	17	29	(16)
Three-way costless collars | Oil
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	0	9	(3)	21
Total gain on settled derivatives	0	(6)	0	(13)
Basis swaps | Natural Gas
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	25	98	4	68
Total gain on settled derivatives	(7)	(7)	(11)	(36)
Call options | Natural Gas
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	1	(34)	4	27
Total gain on settled derivatives	0	0	0	(7)
Sold Put | Natural Gas
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	0	1	8	(5)
Total gain on settled derivatives	0	0	(10)	0
Put options | Natural Gas
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss) on unsettled derivatives	0	(1)	(8)	1
Total gain on settled derivatives	$ 0	$ 0	$ 10	$ 0