Derivatives and Other Financial Instruments - Schedule of Outstanding Quantities of Derivative Instruments (Detail) - Level 1 [Member] kt in Thousands, € in Millions, kr in Millions, R$ in Millions	Dec. 31, 2022 NOK (kr) kt	Dec. 31, 2022 EUR (€) kt	Dec. 31, 2022 BRL (R$) kt	Dec. 31, 2021 EUR (€) kt	Dec. 31, 2021 BRL (R$) kt
Commodity Buy Forwards [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Outstanding quantities of derivative instruments	176	176	176	166	166
Commodity Sell Forwards [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Outstanding quantities of derivative instruments	337	337	337	485	485
Foreign Exchange Buy Forwards [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Outstanding quantities of derivative instruments	kr 302	€ 60	R$ 1,008	€ 92	R$ 1,318
Foreign Exchange Sell Forwards [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Outstanding quantities of derivative instruments | R$			R$ 7