Reportable Segments Narrative (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
---|---|---|
Mar. 31, 2015
|
Mar. 31, 2014
|
|
Segment Reporting Information [Line Items] | ||
Revenues | $ 10,380 | $ 13,080 |
Regency [Member] | Lone Star L.L.C. [Member] | ||
Segment Reporting Information [Line Items] | ||
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest | 30.00% | |
External Customers [Member] | Investment in Lake Charles LNG [Member] | ||
Segment Reporting Information [Line Items] | ||
Revenues | $ 54 | $ 54 |