Commitments and Contingencies (Details Textuals)			12 Months Ended
	Dec. 31, 2020 USD ($) MMcf / d $ / Barrel MMcf	Dec. 23, 2020 USD ($)	Dec. 31, 2020 USD ($) MMcf / d MMcf
Commitments and Contingencies Disclosure [Abstract]
Material tax assessments	$ 0		$ 0
Industrial-sourced CO2 purchase contracts
Long-term Purchase Commitment [Line Items]
Term of long-term purchase commitments			8 years
Oil price assumption for obligation estimate ($/Bbl) | $ / Barrel	60
Industrial-sourced CO2 purchase contracts | Minimum
Long-term Purchase Commitment [Line Items]
Aggregate purchase obligation of CO2			$ 15,000,000
Industrial-sourced CO2 purchase contracts | Maximum
Long-term Purchase Commitment [Line Items]
Aggregate purchase obligation of CO2			$ 23,000,000
Industrial CO2 customer contracts
Long-term Purchase Commitment [Line Items]
Significant supply commitment remaining volume committed (MMcf) | MMcf	673,000		673,000
Term of long-term supply arrangement			14 years
Significant supply commitment yearly maximum volume required (MMcf/d) | MMcf / d	276		276
Helium Supply Arrangement
Long-term Purchase Commitment [Line Items]
Term of long-term supply arrangement			20 years
Litigation settlement payment		$ 52,100,000
Processing fee related to overriding royalty interest in CO2 | Minimum
Long-term Purchase Commitment [Line Items]
Aggregate purchase obligation of CO2			$ 8,000,000
Processing fee related to overriding royalty interest in CO2 | Maximum
Long-term Purchase Commitment [Line Items]
Aggregate purchase obligation of CO2			$ 11,000,000