XML 75 R63.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Oil and Natural Gas Property Transactions - VPP Volume Remaining to Be Delivered Table (Details) - VPP 9 Mid-Continent [Member] MMBbls in Millions, Bcf in Millions, Bcfe in Billions | 9 Months Ended
--- | ---
Sep. 30, 2018 Bcfe Bcf MMBbls
VPP Volumes Remaining to be Delivered [Line Items] |
Proved Developed Reserves (Energy) | Bcfe | 177.0
Reserve Volume Remaining [Member] |
VPP Volumes Remaining to be Delivered [Line Items] |
Term remaining (in months) | 29 months
Proved Developed Reserves (Energy) | Bcfe | 31.4
Oil [Member] |
VPP Volumes Remaining to be Delivered [Line Items] |
Proved developed reserves (volume) | 1.7
Oil [Member] | Reserve Volume Remaining [Member] |
VPP Volumes Remaining to be Delivered [Line Items] |
Proved developed reserves (volume) | 0.3
Natural gas [Member] |
VPP Volumes Remaining to be Delivered [Line Items] |
Proved developed reserves (volume) | Bcf | 138,000.0
Natural gas [Member] | Reserve Volume Remaining [Member] |
VPP Volumes Remaining to be Delivered [Line Items] |
Proved developed reserves (volume) | Bcf | 25.8
NGL [Member] |
VPP Volumes Remaining to be Delivered [Line Items] |
Proved developed reserves (volume) | 4.8
NGL [Member] | Reserve Volume Remaining [Member] |
VPP Volumes Remaining to be Delivered [Line Items] |
Proved developed reserves (volume) | 0.7

X
- Definition Term Remaining (in months) + References No definition available. + Details
Name: | chk_TermRemaininginmonths
Namespace Prefix: | chk_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition [Line Items] for VPP Volumes Remaining to be Delivered [Table] + References No definition available. + Details
Name: | chk_VPPVolumesRemainingtobeDeliveredLineItems
Namespace Prefix: | chk_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Energy measure of interests in proved developed reserves of crude oil, including condensate and natural gas liquids, natural gas, synthetic oil and gas, or other nonrenewable natural resource that is intended to be upgraded into synthetic oil and gas. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Form 20-F -Section Item 18 -Subsection Instruction 2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68064819&loc=d3e61797-109447 + Details
Name: | srt_ProvedDevelopedReservesBOE1
Namespace Prefix: | srt_
Data Type: | num:energyItemType
Balance Type: | na
Period Type: | instant

X
- Definition Net quantities of an enterprise's interests in proved developed reserves of either crude oil (including condensate and natural gas liquids), natural gas, synthetic oil and gas, or other nonrenewable natural resource that is intended to be upgraded into synthetic oil and gas as of the beginning and the end of the year. "Net" quantities of reserves include those relating to the enterprise's operating and nonoperating interests in properties. Quantities of reserves relating to royalty interests owned are included in "net" quantities if the necessary information is available to the enterprise. "Net" quantities does not include reserves relating to interests of others in properties owned by the enterprise. The unit of measure for reserve quantities is defined as "barrels" for oil and synthetic oil reserves or "cubic feet" or "cubic meters" for natural gas and synthetic gas reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Form 20-F -Section Item 18 -Subsection Instruction 2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68064819&loc=d3e61797-109447 + Details
Name: | srt_ProvedDevelopedReservesVolume
Namespace Prefix: | srt_
Data Type: | num:volumeItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | dei_LegalEntityAxis=chk_Vpp9MidContinentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OilAndGasDeliveryCommitmentsAndContractsAxis=chk_ReserveVolumeRemainingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ReserveQuantitiesByTypeOfReserveAxis=srt_OilReservesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ReserveQuantitiesByTypeOfReserveAxis=srt_NaturalGasReservesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ReserveQuantitiesByTypeOfReserveAxis=srt_NaturalGasLiquidsReservesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |