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Property, Plant and Equipment | 6 Months Ended
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Jun. 30, 2017
Property, Plant and Equipment [Abstract] |
Property, Plant and Equipment | Property, Plant and Equipment Property, plant and equipment with associated accumulated depreciation is shown below:
(In millions) | June 30, 2017 |  | December 31, 2016
Natural gas gathering and NGL transportation pipelines and facilities | $ | 4,919 |  |  | $ | 4,748 |
Processing, fractionation and storage facilities(1) | 3,736 |  |  | 3,547 |
Pipelines and related assets | 2,156 |  |  | 1,799 |
Barges and towing vessels | 484 |  |  | 479 |
Terminals and related assets(1) | 784 |  |  | 759 |
Land, building, office equipment and other | 723 |  |  | 757 |
Construction-in-progress | 816 |  |  | 1,013 |
Total | 13,618 |  |  | 13,102 |
Less accumulated depreciation | 1,980 |  |  | 1,694 |
Property, plant and equipment, net | $ | 11,638 |  |  | $ | 11,408 |
(1) | Certain prior period amounts have been updated to conform to current period presentation.

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- Definition The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 + Details
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