Derivatives, Hedging Programs and Other Financial Instruments - Additional Information (Details) - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Derivative [Line Items]
Collateral posted for net derivatives	$ 0	$ 0
Cash collateral posted from customers	0	0
Designated as Hedging Instrument \| Purchase
Derivative [Line Items]
Derivative net liability	$ 0	$ 2,700,000

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The amount of cash or securities placed with a broker or counterparty as security for a trading or derivatives securities position which was partially obtained with funds provided by the broker dealer.

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