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Financial Derivative Instruments - Fuel Hedging (Details) gal in Millions | Dec. 31, 2019 gal | [1]
--- | --- | ---
2020 |
Volume of Fuel Hedging |
Fuel Hedged (in gallons) | 1,301
2021 |
Volume of Fuel Hedging |
Fuel Hedged (in gallons) | 1,169
2022 |
Volume of Fuel Hedging |
Fuel Hedged (in gallons) | 603
Beyond 2022 |
Volume of Fuel Hedging |
Fuel Hedged (in gallons) | 32
[1] | Due to the types of derivatives utilized by the Company and different price levels of those contracts, these volumes represent the maximum economic hedge in place and may vary significantly as market prices fluctuate.

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