XML 34 R24.htm IDEA: XBRL DOCUMENT
v3.22.1

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Derivative Contracts Volume and Prices (Detail) | 3 Months Ended
--- | ---
Mar. 31, 2022 MMBTU $ / MMBTU
Natural Gas Swap Contracts: |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 88,000,000
Average price (in dollars per MMBtu) | 2.68
Natural Gas Swap Contracts: | Swap Contracts for 2022 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 88,000,000
Average price (in dollars per MMBtu) | 2.68
Natural Gas Swap Contracts: | Swap Contracts for 2023 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 0
Natural Gas Collar Contracts: |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 233,850,000
Average ceiling (dollars per unit) | 7.17
Average floor (dollars per unit) | 2.82
Natural Gas Collar Contracts: | Collar Contracts for 2022 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 104,925,000
Average ceiling (dollars per unit) | 3.88
Average floor (dollars per unit) | 2.62
Natural Gas Collar Contracts: | Collar Contract for 2023 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 128,925,000
Average ceiling (dollars per unit) | 9.85
Average floor (dollars per unit) | 2.98
Natural Gas Basis Swap Contracts: |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 8,250,000
Average price (in dollars per MMBtu) | (0.16)
Natural Gas Basis Swap Contracts: | Basis Swap Contracts for 2022 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 8,250,000
Average price (in dollars per MMBtu) | (0.16)
Natural Gas Basis Swap Contracts: | Basis Swap Contracts for 2023 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 0

X
- Definition The average cap rate on a group of price risk derivatives such as caps or collars. A payment or receipt is triggered if the market rate exceeds the cap rate on the contract. + References No definition available. + Details
Name: | us-gaap_DerivativeAverageCapPrice
Namespace Prefix: | us-gaap_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | instant

X
- Definition The average floor rate on a group of price risk derivatives such as floors or collars. A payment or receipt is triggered if the market rate falls below the floor rate on the contract. + References No definition available. + Details
Name: | us-gaap_DerivativeAverageFloorPrice
Namespace Prefix: | us-gaap_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | instant

X
- Definition The average forward price on the group of price risk forward or futures contracts, such as gas futures contracts. + References No definition available. + Details
Name: | us-gaap_DerivativeAverageForwardPrice
Namespace Prefix: | us-gaap_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DerivativeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Nominal energy measure used to calculate payments on a derivative instrument. + References No definition available. + Details
Name: | us-gaap_DerivativeNonmonetaryNotionalAmountEnergyMeasure
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=crk_NaturalGasContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TradingActivityByTypeAxis=crk_SwapContractsForYearOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TradingActivityByTypeAxis=crk_SwapContractsForYearTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=crk_NaturalGasContractTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TradingActivityByTypeAxis=crk_CollarContractOneForYearOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TradingActivityByTypeAxis=crk_CollarContractOneForYearTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=crk_NaturalGasContractsThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TradingActivityByTypeAxis=crk_BasisSwapContractsForYearOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TradingActivityByTypeAxis=crk_BasisSwapContractsForYearTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |