Natural Gas and Oil Properties (Oil and Gas Exploration and Production Industries Disclosures) (Details)	6 Months Ended
	Jun. 30, 2023 $ / MMBTU $ / bbl	Jun. 30, 2022 $ / MMBTU $ / bbl
Natural Gas
Natural Gas and Oil Properties [Line Items]
Full cost ceiling test, price per MMBtu (in dollars per MMBtu) | $ / MMBTU	4.76	5.13
Oil
Natural Gas and Oil Properties [Line Items]
Full cost ceiling test, price per barrel (in dollars per bbl)	82.82	85.78
NGL
Natural Gas and Oil Properties [Line Items]
Full cost ceiling test, price per barrel (in dollars per bbl)	25.45	36.96