Supplemental Oil and Gas Disclosures (Unaudited) (Schedule of Prices Used for Standardized Measure of Discounted Future Cash Flows Relating to Proved Reserves Disclosure) (Details)	12 Months Ended
	Dec. 31, 2021 $ / MMBTU	Dec. 31, 2021 $ / barrel	Dec. 31, 2021 $ / bbl	Dec. 31, 2020 $ / MMBTU	Dec. 31, 2020 $ / barrel	Dec. 31, 2020 $ / bbl	Dec. 31, 2019 $ / MMBTU	Dec. 31, 2019 $ / barrel	Dec. 31, 2019 $ / bbl
Natural Gas
Reserve Quantities [Line Items]
Average sales price ($ per unit)	3.60			1.98			2.58
Oil
Reserve Quantities [Line Items]
Average sales price ($ per unit)		66.56	66.56		39.57	39.57		55.69	55.69
NGL
Reserve Quantities [Line Items]
Average sales price ($ per unit)		28.65	28.65		10.27	10.27		11.58	11.58