Derivative Instruments (Details) BTU in Thousands, $ in Thousands |
3 Months Ended | 9 Months Ended | ||||
---|---|---|---|---|---|---|
Sep. 30, 2022
USD ($)
derivative_instrument
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Mar. 31, 2022
BTU
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Sep. 30, 2021
USD ($)
|
Sep. 30, 2022
USD ($)
derivative_instrument
|
Sep. 30, 2021
USD ($)
|
Dec. 31, 2021
USD ($)
|
|
Derivative [Line Items] | ||||||
Loss on natural gas | $ 4,043 | $ 8,661 | ||||
Natural gas swap contracts, current liability | $ 0 | 0 | $ 4,000 | |||
Natural gas swap contracts, current asset | 0 | 0 | $ 4,000 | |||
Natural Gas | Commodity Contract | Not Designated as Hedging Instrument | ||||||
Derivative [Line Items] | ||||||
Derivative energy measure (in BTUs) | BTU | 6,100 | |||||
Loss on natural gas | $ 0 | $ 5,800 | $ 27,700 | $ 8,700 | ||
Natural Gas | Swap | Not Designated as Hedging Instrument | ||||||
Derivative [Line Items] | ||||||
Derivative contracts outstanding | derivative_instrument | 0 | 0 |