v3.7.0.1

Property, Plant and Equipment (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015
Property, Plant and Equipment |  |  |
Property, Plant and Equipment, Net |  | $ 3,444 | $ 3,681
Property, Plant and Equipment, Transfers and Changes |  | 363 |
Gathering and Processing [Member] |  |  |
Property, Plant and Equipment |  |  |
Property, Plant and Equipment, at Cost | [1] | 1,983 | 2,265
Terminalling and Transportation |  |  |
Property, Plant and Equipment |  |  |
Property, Plant and Equipment, at Cost | [2] | 2,076 | 1,897
Property Subject to or Available for Operating Lease, Gross |  | 385 | 252
Property Subject to or Available for Operating Lease, Accumulated Depreciation | [1],[2] | (111) | (41)
Pipelines |  |  |
Property, Plant and Equipment |  |  |
Property, Plant and Equipment, at Cost |  | 4,059 | 4,162
Accumulated depreciation (a) (b) | [1],[2] | $ (615) | $ (481)
[1] | We recognized a decrease of $363 million to net property, plant and equipment as of January 1, 2016, as a result of the deconsolidation of RGS. See Note 6 for further discussion of the deconsolidation of RGS.
[2] | Assets owned by us for which we are the lessor under operating leases were $385 million and $252 million before accumulated depreciation of $111 million and $41 million as of December 31, 2016 and 2015, respectively.

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