XML 62 R47.htm IDEA: XBRL DOCUMENT v3.5.0.2
Risk Management Effect of Derivative Contracts on the Income Statement (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Interest rate swap agreements | Interest, net [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Derivatives not designated as accounting hedges $ 24 $ 0 $ 77 $ 0
Energy commodity derivative contracts(a)        
Derivative Instruments, Gain (Loss) [Line Items]        
Derivatives not designated as accounting hedges 4 (39) 56 7
Derivative, Gain on Derivative 20 7 39 2
Energy commodity derivative contracts(a) | Revenues—Natural gas sales        
Derivative Instruments, Gain (Loss) [Line Items]        
Derivatives not designated as accounting hedges (11) (2) (5) 3
Energy commodity derivative contracts(a) | Revenues—Product sales and other        
Derivative Instruments, Gain (Loss) [Line Items]        
Derivatives not designated as accounting hedges (12) (40) (14) 4
Energy commodity derivative contracts(a) | Costs of sales        
Derivative Instruments, Gain (Loss) [Line Items]        
Derivatives not designated as accounting hedges 3 3 (2) 0
Derivatives designated as hedging contracts | Total | Cash Flow Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) reclassified from Accumulated OCI into income (effective portion)(b) 11 57 119 129
Gain/(loss) recognized in income on derivative (ineffective portion and amount excluded from effectiveness testing) (6) 3 (5) 10
Derivatives designated as hedging contracts | Gain/(loss) recognized in OCI on derivative (effective portion)(a) | Cash Flow Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) recognized in OCI on derivative (effective portion)(a) (142) (58) (69) (60)
Derivatives designated as hedging contracts | Interest rate swap agreements | Interest, net | Fair Value Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) recognized in income on derivatives and related hedged item 119 (233) 399 (88)
Derivatives designated as hedging contracts | Interest rate swap agreements | Interest, net | Cash Flow Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) reclassified from Accumulated OCI into income (effective portion)(b) 0 0 (1) (1)
Gain/(loss) recognized in income on derivative (ineffective portion and amount excluded from effectiveness testing) 0 0 0 0
Derivatives designated as hedging contracts | Interest rate swap agreements | Gain/(loss) recognized in OCI on derivative (effective portion)(a) | Cash Flow Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) recognized in OCI on derivative (effective portion)(a) (1) 1 (5) (2)
Derivatives designated as hedging contracts | Hedged fixed rate debt | Interest, net | Fair Value Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) recognized in income on derivatives and related hedged item (120) 256 (404) 117
Derivatives designated as hedging contracts | Energy commodity derivative contracts(a) | Cash Flow Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) to be reclassified within twelve months     46  
Derivatives designated as hedging contracts | Energy commodity derivative contracts(a) | Revenues—Natural gas sales | Cash Flow Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) reclassified from Accumulated OCI into income (effective portion)(b) 2 1 23 25
Gain/(loss) recognized in income on derivative (ineffective portion and amount excluded from effectiveness testing) 0 0 0 0
Derivatives designated as hedging contracts | Energy commodity derivative contracts(a) | Revenues—Product sales and other | Cash Flow Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) reclassified from Accumulated OCI into income (effective portion)(b) 33 37 90 101
Gain/(loss) recognized in income on derivative (ineffective portion and amount excluded from effectiveness testing) (6) 3 (5) 10
Derivatives designated as hedging contracts | Energy commodity derivative contracts(a) | Costs of sales | Cash Flow Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) reclassified from Accumulated OCI into income (effective portion)(b) (2) (14) (12) (19)
Gain/(loss) recognized in income on derivative (ineffective portion and amount excluded from effectiveness testing) 0 0 0 0
Derivatives designated as hedging contracts | Energy commodity derivative contracts(a) | Gain/(loss) recognized in OCI on derivative (effective portion)(a) | Cash Flow Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) recognized in OCI on derivative (effective portion)(a) (111) (82) (84) (47)
Derivatives designated as hedging contracts | Cross-currency swap agreements | Gain/(loss) recognized in OCI on derivative (effective portion)(a) | Cash Flow Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) recognized in OCI on derivative (effective portion)(a) (30) 23 20 (11)
Derivatives designated as hedging contracts | Other Credit Derivatives [Member] | Other, net | Cash Flow Hedging [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain/(loss) reclassified from Accumulated OCI into income (effective portion)(b) (22) 33 19 23
Gain/(loss) recognized in income on derivative (ineffective portion and amount excluded from effectiveness testing) $ 0 $ 0 $ 0 $ 0