Other Liabilities - Current Table (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Other Liabilities Disclosure [Abstract]
Revenues and royalties due others	$ 833us-gaap_AccruedRoyaltiesCurrent	$ 1,176us-gaap_AccruedRoyaltiesCurrent
Accrued natural gas, oil and NGL drilling and production costs	443chk_AccruedDrillingAndProductionCosts	385chk_AccruedDrillingAndProductionCosts
Joint interest prepayments received	203chk_PrepaymentsReceived	189chk_PrepaymentsReceived
Accrued compensation and benefits	170	344
Other accrued taxes	66	55
Accrued dividends	102us-gaap_DividendsPayableCurrent	101us-gaap_DividendsPayableCurrent
Other current liabilities	657us-gaap_OtherAccruedLiabilitiesCurrent	811us-gaap_OtherAccruedLiabilitiesCurrent
Total other current liabilities	$ 2,474us-gaap_OtherLiabilitiesCurrent	$ 3,061us-gaap_OtherLiabilitiesCurrent

Accrued Drilling And Production Costs

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- Definition

Prepayments Received

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No definition available.

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Current Liabilities

-URI http://asc.fasb.org/extlink&oid=6509677

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for royalties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-Publisher FASB

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Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

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Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

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Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Aggregate carrying amount of current liabilities (due within one year or within the normal operating cycle if longer) not separately disclosed in the balance sheet. Includes costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered and of liabilities not separately disclosed.

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