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Fair Value of Financial Instruments (Tables)
12 Months Ended
Dec. 31, 2022
Fair Value Disclosures [Abstract]  
Fair Value, Assets Measured on Recurring Basis The financial instrument measured at fair value on a recurring basis is summarized below:
 Fair Value Measurements at December 31, 2022Fair Value Measurements at December 31, 2021
DescriptionLevel 1Level 2Level 3Level 1Level 2Level 3
Gas Derivatives$— $(1,904,830)*$— $— $(976,170)$— 
Interest Rate Swaps$— $4,561 $— $— $(5,786)$— 
*Includes $77,662 of gas derivatives that have been settled but not paid.
Fair Value, by Balance Sheet Grouping
The carrying amounts and fair values of financial instruments for which the fair value option was not elected are as follows:
 December 31, 2022December 31, 2021
 Carrying
Amount
Fair
Value
Carrying
Amount
Fair
Value
Cash and Cash Equivalents$21,321 $21,321 $3,565 $3,565 
Long-Term Debt (Excluding Debt Issuance Costs)*$2,219,868 $2,240,919 $2,231,517 $2,483,019