Commodity Derivatives (Details)	Dec. 31, 2018 USD_Bbl USD-MMBtu $ / shares
2019 [Member] | Carbon Energy Corporation [Member] | Natural Gas Swaps [Member]
Derivative agreements details:
Quantity | USD-MMBtu	15,055,000
Weighted Average Price	$ 2.85	[1]
2019 [Member] | Carbon Energy Corporation [Member] | Natural Gas Collars [Member]
Derivative agreements details:
Quantity | USD-MMBtu	836,000
2019 [Member] | Carbon Energy Corporation [Member] | Natural Gas Collars [Member] | Minimum [Member]
Derivative agreements details:
Weighted Average Price	$ 2.60	[1]
2019 [Member] | Carbon Energy Corporation [Member] | Natural Gas Collars [Member] | Maximum [Member]
Derivative agreements details:
Weighted Average Price	$ 3.19	[1]
2019 [Member] | Carbon Energy Corporation [Member] | Oil Swaps [Member]
Derivative agreements details:
Quantity | USD_Bbl	218,597
Weighted Average Price	$ 56.24	[2]
2019 [Member] | Carbon California [Member] | Natural Gas Collars [Member]
Derivative agreements details:
Quantity | USD-MMBtu	330,000
2019 [Member] | Carbon California [Member] | Natural Gas Collars [Member] | Minimum [Member]
Derivative agreements details:
Weighted Average Price	$ 2.60	[1]
2019 [Member] | Carbon California [Member] | Natural Gas Collars [Member] | Maximum [Member]
Derivative agreements details:
Weighted Average Price	$ 3.03	[1]
2019 [Member] | Carbon California [Member] | Oil Swaps [Member] | WTI Bbl [Member]
Derivative agreements details:
Quantity | USD_Bbl	139,797
Weighted Average Price	$ 51.96	[3]
2019 [Member] | Carbon California [Member] | Oil Swaps [Member] | Brent Bbl [Member]
Derivative agreements details:
Quantity | USD_Bbl	148,086
Weighted Average Price	$ 66.82	[4]
2020 [Member] | Carbon Energy Corporation [Member] | Natural Gas Swaps [Member]
Derivative agreements details:
Quantity | USD-MMBtu	12,433,000
Weighted Average Price	$ 2.73	[1]
2020 [Member] | Carbon Energy Corporation [Member] | Natural Gas Collars [Member]
Derivative agreements details:
Quantity | USD-MMBtu	1,018,000
2020 [Member] | Carbon Energy Corporation [Member] | Natural Gas Collars [Member] | Minimum [Member]
Derivative agreements details:
Weighted Average Price	$ 2.50	[1]
2020 [Member] | Carbon Energy Corporation [Member] | Natural Gas Collars [Member] | Maximum [Member]
Derivative agreements details:
Weighted Average Price	$ 2.70	[1]
2020 [Member] | Carbon Energy Corporation [Member] | Oil Swaps [Member]
Derivative agreements details:
Quantity | USD_Bbl	121,147
Weighted Average Price	$ 63.38	[2]
2020 [Member] | Carbon California [Member] | Oil Swaps [Member] | WTI Bbl [Member]
Derivative agreements details:
Quantity | USD_Bbl	73,147
Weighted Average Price	$ 50.12	[3]
2020 [Member] | Carbon California [Member] | Oil Swaps [Member] | Brent Bbl [Member]
Derivative agreements details:
Quantity | USD_Bbl	151,982
Weighted Average Price	$ 66.03	[4]
2021 [Member] | Carbon Energy Corporation [Member] | Natural Gas Swaps [Member]
Derivative agreements details:
Quantity | USD-MMBtu	2,598,000
Weighted Average Price	$ 2.69	[1]
2021 [Member] | Carbon Energy Corporation [Member] | Natural Gas Collars [Member]
Derivative agreements details:
Quantity | USD-MMBtu
Weighted Average Price		[2]
2021 [Member] | Carbon Energy Corporation [Member] | Oil Swaps [Member]
Derivative agreements details:
Quantity | USD_Bbl
Weighted Average Price		[2]
2021 [Member] | Carbon California [Member] | Oil Swaps [Member] | WTI Bbl [Member]
Derivative agreements details:
Quantity | USD_Bbl
Weighted Average Price		[3]
2021 [Member] | Carbon California [Member] | Oil Swaps [Member] | Brent Bbl [Member]
Derivative agreements details:
Quantity | USD_Bbl	86,341
Weighted Average Price	$ 67.12	[4]

[1] NYMEX Henry Hub Natural Gas futures contract for the respective period.

[2] Includes 100% of Carbon California's outstanding derivative hedges at December 31, 2018, and not our proportionate share.

[3] NYMEX Light Sweet Crude West Texas Intermediate futures contract for the respective period.

[4] Brent future and NYMEX contracts for the respective period.