Financial Risk Management Activities - Additional Information (Detail) - Commodity Options / Collars bbl in Thousands, MMBbls in Millions	Mar. 31, 2023 bbl MMBbls $ / bbl	Dec. 31, 2022 MMBbls
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount of crude oil | MMBbls	35.8	0.0
West Texas Intermediate
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount of crude oil | bbl	80
Average monthly floor price (US dollar per barrel) | $ / bbl	70
Brent
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount of crude oil | bbl	50
Average monthly floor price (US dollar per barrel) | $ / bbl	75