XML 34 R26.htm IDEA: XBRL DOCUMENT
v3.26.1

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Derivative Contracts Volume and Prices (Detail) | 6 Months Ended
--- | ---
Jun. 30, 2026 MMBTU $ / Mcf
Natural Gas Swap Contracts |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 58,880,000
Average price (in dollars per MMBtu) | 3.51
Natural Gas Swap Contracts | Swap Contracts for 2025 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 58,880,000
Average price (in dollars per MMBtu) | 3.51
Natural Gas Price Collar Contracts: |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 230,640,000
Average ceiling (dollars per unit) | 4.41
Average floor (dollars per MMBtu) | 3.5
Natural Gas Price Collar Contracts: | Collar Contracts for 2025 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 84,640,000
Average ceiling (dollars per unit) | 4.35
Average floor (dollars per MMBtu) | 3.5
Natural Gas Price Collar Contracts: | Collar Contracts for 2026 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 146,000,000
Average ceiling (dollars per unit) | 4.44
Average floor (dollars per MMBtu) | 3.5

X
- Definition Derivative average ceiling price. + References No definition available. + Details
Name: | crk_DerivativeAverageCeilingPrice
Namespace Prefix: | crk_
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 Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 815 -SubTopic 20 -Name Accounting Standards Codification -Section 25 -Paragraph 6A -Publisher FASB -URI https://asc.fasb.org/1943274/2147480682/815-20-25-6A Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480237/815-40-50-5 + 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_NaturalGasSwapContractsMember
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_DerivativeInstrumentRiskAxis=crk_NaturalGasCollarContractOneMember
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: |