Risk Management and Derivative Instruments - Open Commodity Positions (Detail)	9 Months Ended
	Sep. 30, 2023 MMBTU $ / bbl $ / MMBTU bbl
Natural gas derivative two way collar contracts 2023
Derivative [Line Items]
Average monthly volume (MMBtu) | MMBTU	1,336,000
Weighted-average floor price | $ / MMBTU	3.35
Weighted-average ceiling price | $ / MMBTU	5.22
Crude oil derivative fixed price swap 2023
Derivative [Line Items]
Average monthly volume (Bbls) | bbl	113,333
Weighted-average fixed price	66.91
Crude oil derivative two way collars contracts 2023
Derivative [Line Items]
Average monthly volume (Bbls) | bbl	15,000
Weighted-average floor price	65.00
Weighted-average ceiling price	76.16
Crude oil derivative three way collar 2023
Derivative [Line Items]
Average monthly volume (Bbls) | bbl	50,000
Weighted-average floor price	58.00
Weighted-average ceiling price	74.54
Weighted-average sub-floor price	43.00
Natural gas derivative fixed price swaps 2024
Derivative [Line Items]
Average monthly volume (MMBtu) | MMBTU	662,500
Weighted-average fixed price | $ / MMBTU	3.72
Natural gas derivative two way collar contracts 2024
Derivative [Line Items]
Average monthly volume (MMBtu) | MMBTU	627,083
Weighted-average floor price | $ / MMBTU	3.43
Weighted-average ceiling price | $ / MMBTU	4.32
Crude oil derivative fixed price swap 2024
Derivative [Line Items]
Average monthly volume (Bbls) | bbl	61,333
Weighted-average fixed price	73.55
Crude oil derivative two way collars contracts 2024
Derivative [Line Items]
Average monthly volume (Bbls) | bbl	102,000
Weighted-average floor price	70.00
Weighted-average ceiling price	80.20
Natural gas derivative fixed price swaps 2025
Derivative [Line Items]
Average monthly volume (MMBtu) | MMBTU	675,000
Weighted-average fixed price | $ / MMBTU	3.74
Natural gas derivative two way collar contracts 2025
Derivative [Line Items]
Average monthly volume (MMBtu) | MMBTU	500,000
Weighted-average floor price | $ / MMBTU	3.50
Weighted-average ceiling price | $ / MMBTU	4.10
Crude oil derivative fixed price swap 2025
Derivative [Line Items]
Average monthly volume (Bbls) | bbl	53,000
Weighted-average fixed price	70.68
Crude oil derivative two way collars contracts 2025
Derivative [Line Items]
Average monthly volume (Bbls) | bbl	59,500
Weighted-average floor price	70.00
Weighted-average ceiling price	80.20
Natural gas derivative fixed price swaps 2026
Derivative [Line Items]
Average monthly volume (MMBtu) | MMBTU	291,667
Weighted-average fixed price | $ / MMBTU	3.72
Natural gas derivative two way collar contracts 2026
Derivative [Line Items]
Average monthly volume (MMBtu) | MMBTU	291,667
Weighted-average floor price | $ / MMBTU	3.50
Weighted-average ceiling price | $ / MMBTU	4.10
Crude oil derivative fixed price swap 2026
Derivative [Line Items]
Average monthly volume (Bbls) | bbl	30,917
Weighted-average fixed price	70.68