Gains (Losses) on Undesignated Supply Contract Derivatives

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Number of Counterparties

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- Definition

Semi Annual Interest Rate Swap Payments By Chesapeake

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No definition available.

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Semi Annual Interest Rate Swap Payments By Counterparty

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- Definition

The revenues derived from sales of oil or gas in each geographic area during the reporting period divided by the number of barrels of oil produced or thousands of cubic feet of gas produced.

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-Name Regulation S-K (SK)
-Number 229
-Section 1204
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Carrying amount as of the balance sheet date of cash collateral held for borrowed securities, for which the cash is restricted as to withdrawal or usage.

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Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instrument must exceed threshold percentage for specified number of trading days to trigger conversion feature.

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No definition available.

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Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Contractual rate at which a foreign currency can be purchased or sold.

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No definition available.

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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.

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No definition available.

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The number of derivative instruments of a particular group held by the entity.

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Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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No definition available.

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- Definition

The difference between the book value and the sale price of options, swaps, futures, forward contracts, and other derivative instruments. This element refers to the gain (loss) included in earnings.

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The estimated net amount of unrealized gains or losses on price risk cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months.

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Derivative and Hedging Activities - Narrative (Details) € in Millions	12 Months Ended
	Dec. 31, 2018 USD ($) day counterparty derivative $ / BTU	Dec. 31, 2016 USD ($)	Dec. 31, 2017 USD ($) derivative $ / €	Dec. 31, 2017 EUR (€) derivative $ / €
Derivative [Line Items]
Unrealized gain (loss) on derivatives		$ (297,000,000)
Cash collateral for borrowed securities	$ 0		$ 0
Gain (loss) included in accumulated other comprehensive income to net income (loss) during the next 12 months	$ (34,000,000)
Cross Currency Interest Rate Contract [Member] \| 6.25% Euro-Denominated Senior Notes Due 2017 [ Member] \| Senior notes [Member]
Derivative [Line Items]
Interest rate, stated percentage			6.25%	6.25%
Semi annual interest rate swap payments by counterparty \| €				€ 246
Semi annual interest rate swap payments by Chesapeake			$ 327,000,000
Exchange rate (in usd per euro) \| $ / €			1.3325	1.3325
Supply Contract [Member] \| Fair Value, Inputs, Level 3 [Member]
Derivative [Line Items]
Gain (loss) on sale of derivatives		$ 146,000,000
Credit Risk [Member]
Derivative [Line Items]
Number of counterparties in hedge facility \| counterparty	11
Utica Shale [Member] \| Disposal group, disposed of by sale, not discontinued operations [Member]
Derivative [Line Items]
Consideration received	$ 1,868,000,000
Utica Shale [Member] \| Disposal group, disposed of by sale, not discontinued operations [Member] \| Future natural gas prices [Member]
Derivative [Line Items]
Consideration received	$ 100,000,000
Period of trading days \| day	20
Consecutive trading days \| day	30
2022 NYMEX natural gas [Member] \| Utica Shale [Member] \| Disposal group, disposed of by sale, not discontinued operations [Member] \| Future natural gas prices [Member]
Derivative [Line Items]
Consideration received	$ 50,000,000
2022 NYMEX natural gas [Member] \| Utica Shale [Member] \| Disposal group, disposed of by sale, not discontinued operations [Member] \| Future natural gas prices 2022 [Member]
Derivative [Line Items]
Average sales price (in usd per unit) \| $ / BTU	3.00
2022 NYMEX natural gas [Member] \| Utica Shale [Member] \| Disposal group, disposed of by sale, not discontinued operations [Member] \| Future natural gas prices 2023 [Member]
Derivative [Line Items]
Average sales price (in usd per unit) \| $ / BTU	3.25
Designated as hedging instrument [Member]
Derivative [Line Items]
Number of derivative instruments \| derivative	0		0	0