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Derivative Financial Instruments (Details) - MMBTU MMBTU in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Open derivative contracts for natural gas (in MMBtus)	60.0	34.1
Percentage of natural gas consumption covered by derivatives	16.00%

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- Definition

Aggregate notional amount of price risk derivatives not designated as a hedging instrument with notional amounts expressed in nonmonetary units.

+ References

No definition available.

+ Details

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- Definition

Percentage of an entity's commodity consumptions that is covered by a derivative.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

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