XML 53 R46.htm IDEA: XBRL DOCUMENT v3.25.3

SUBSEQUENT EVENTS - Additional Information (Details) - Shelby Trough $ in Millions		1 Months Ended
	Oct. 10, 2025 USD ($) a Well Wells	Sep. 30, 2025 MMcfe
Subsequent Event [Line Items]
Properties produced natural gas equivalent per day | MMcfe		9.3
Subsequent Event
Subsequent Event [Line Items]
Number of producing wells on sold property gross | Wells	155
Number of producing wells on sold properties net | Well	74.5
Undeveloped net acres sold | a	36,000
Undeveloped leasehold acreage	$ 430
Subsequent Event | Maximum
Subsequent Event [Line Items]
Pre-tax gain on the sale of the undeveloped leasehold acreage	310
Subsequent Event | Minimum
Subsequent Event [Line Items]
Pre-tax gain on the sale of the undeveloped leasehold acreage	$ 290

X

- Definition

Number of producing wells on sold properties gross.

+ References

No definition available.

+ Details

Name:	crk_NumberOfProducingWellsOnSoldPropertiesGross
Namespace Prefix:	crk_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number of producing wells on sold properties net.

+ References

No definition available.

+ Details

Name:	crk_NumberOfProducingWellsOnSoldPropertiesNet
Namespace Prefix:	crk_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Properties produced natural gas equivalent per day.

+ References

No definition available.

+ Details

Name:	crk_PropertiesProducedNaturalGasEquivalentPerDay
Namespace Prefix:	crk_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Undeveloped net acres sold.

+ References

No definition available.

+ Details

Name:	crk_UndevelopedNetAcresSold
Namespace Prefix:	crk_
Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Amount of gain (loss) on sale or disposal of proven and unproven oil and gas properties.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

+ Details

Name:	us-gaap_GainLossOnSaleOfOilAndGasProperty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 12
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-12

+ Details

Name:	us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

+ Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_StatementGeographicalAxis=crk_ShelbyTroughMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: