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Derivative and Hedging Activities - Narrative (Details)
€ in Millions
3 Months Ended
Mar. 31, 2017
USD ($)
counterparty
Derivatives
Mar. 31, 2016
USD ($)
Mar. 31, 2017
EUR (€)
counterparty
Derivatives
Dec. 31, 2016
USD ($)
Derivatives
$ / €
Dec. 31, 2015
USD ($)
Dec. 31, 2006
$ / €
Derivative [Line Items]            
Number of Interest Rate Derivatives Held | Derivatives 0   0 0    
Derivative Liability, Fair Value, Gross Liability $ 150,000,000     $ 577,000,000    
Accumulated other comprehensive loss (82,000,000)     (96,000,000)    
Expected amount to be transferred of during the next 12 months (20,000,000)          
Cash Collateral for Borrowed Securities 0     0    
Cash Flow Hedging [Member]            
Derivative [Line Items]            
Accumulated other comprehensive loss $ (82,000,000) $ (99,000,000)   (96,000,000) $ (99,000,000)  
6.25% Euro-Denominated Senior Notes Due 2017 [ Member] | Senior Notes [Member]            
Derivative [Line Items]            
Debt Instrument, Interest Rate, Stated Percentage 6.25%   6.25%      
Fair Value, Inputs, Level 3 [Member] | Marketing, Gathering And Compression [Member]            
Derivative [Line Items]            
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings $ 0 20,000,000        
Interest Rate Contract [Member]            
Derivative [Line Items]            
Amortization Period of Deferred Gain (Loss) on Discontinuation of Fair Value Hedge 4 years          
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge $ 3,000,000     $ 3,000,000    
Cross Currency Interest Rate Contract [Member] | 6.25% Euro-Denominated Senior Notes Due 2017 [ Member] | Senior Notes [Member]            
Derivative [Line Items]            
Debt Instrument, Interest Rate, Stated Percentage 6.25%   6.25% 6.25%    
Semi Annual Interest Rate Swap Payments By Counterparty | €     € 246      
Semi Annual Interest Rate Swap Payments by Chesapeake $ 327,000,000          
Derivative, Forward Exchange Rate | $ / €       1.0517   1.3325
Foreign Exchange Contract [Member] | Designated as Hedging Instrument [Member]            
Derivative [Line Items]            
Derivative Liability, Fair Value, Gross Liability       $ 73,000,000    
Supply Contract [Member] | Fair Value, Inputs, Level 3 [Member]            
Derivative [Line Items]            
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings $ 0 33,000,000        
Supply Contract [Member] | Fair Value, Inputs, Level 3 [Member] | Marketing, Gathering And Compression [Member]            
Derivative [Line Items]            
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings   $ 20,000,000        
Credit Risk [Member]            
Derivative [Line Items]            
Number of counterparties in hedge facility | counterparty 10   10      
Oil [Member] | Energy Related Derivative [Member]            
Derivative [Line Items]            
Fair Value Assumptions, Weighted Average Volatility Rate 22.97%          
Oil [Member] | Energy Related Derivative [Member] | Minimum [Member]            
Derivative [Line Items]            
Fair Value Assumptions, Weighted Average Volatility Rate 18.22%          
Oil [Member] | Energy Related Derivative [Member] | Maximum [Member]            
Derivative [Line Items]            
Fair Value Assumptions, Weighted Average Volatility Rate 24.10%          
Natural Gas [Member] | Energy Related Derivative [Member]            
Derivative [Line Items]            
Fair Value Assumptions, Weighted Average Volatility Rate 38.10%          
Natural Gas [Member] | Energy Related Derivative [Member] | Minimum [Member]            
Derivative [Line Items]            
Fair Value Assumptions, Weighted Average Volatility Rate 21.37%          
Natural Gas [Member] | Energy Related Derivative [Member] | Maximum [Member]            
Derivative [Line Items]            
Fair Value Assumptions, Weighted Average Volatility Rate 52.18%