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v3.3.1.900

Property, Plant and Equipment (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Property, plant and equipment, gross |  | $ 40,611.9 | $ 38,046.7 |
Less accumulated depreciation |  | 8,577.2 | 8,165.1 |
Property, plant and equipment, net |  | 32,034.7 | 29,881.6 | $ 26,946.6
Summary of depreciation expense and capitalized interest [Abstract] |  |  |  |
Depreciation expense | [1] | 1,161.6 | 1,114.1 | 1,012.4
Capitalized interest | [2] | 149.1 | 77.9 | 133.0
Asset Retirement Obligations [Roll Forward] |  |  |  |
ARO liability beginning balance |  | 98.3 | 90.2 | 105.2
Liabilities incurred |  | 2.7 | 0.1 | 1.7
Liabilities settled |  | (6.3) | (2.7) | (14.2)
Revisions in estimated cash flows |  | 49.7 | 4.6 | (8.6)
Accretion expense |  | 5.2 | 6.1 | 6.1
AROs related to Offshore Business sold in July 2015 |  | (91.1) | 0.0 | 0.0
ARO liability ending balance |  | 58.5 | 98.3 | $ 90.2
Capitalized costs, asset retirement costs |  | 17.6 | 31.3 |
Forecasted accretion expense [Abstract] |  |  |  |
2016 |  | 3.7 |  |
2017 |  | 4.0 |  |
2018 |  | 4.3 |  |
2019 |  | 4.7 |  |
2020 |  | 5.0 |  |
Matagorda Gathering System [Member] |  |  |  |
Asset Retirement Obligations [Roll Forward] |  |  |  |
Revisions in estimated cash flows |  | 39.5 |  |
Plants, pipelines and facilities [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Property, plant and equipment, gross | [3] | $ 32,525.0 | 30,834.9 |
Plants, pipelines and facilities [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life | [3],[4] | 3 years |  |
Plants, pipelines and facilities [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life | [3],[4] | 45 years |  |
Underground and other storage facilities [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Property, plant and equipment, gross | [5] | $ 3,000.5 | 2,584.2 |
Underground and other storage facilities [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life | [5],[6] | 5 years |  |
Underground and other storage facilities [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life | [5],[6] | 40 years |  |
Platforms and facilities [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Property, plant and equipment, gross | [7] | $ 0.0 | 659.7 |
Platforms and facilities [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life | [7] | 20 years |  |
Platforms and facilities [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life | [7] | 31 years |  |
Transportation equipment [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Property, plant and equipment, gross | [8] | $ 159.9 | 154.2 |
Transportation equipment [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life | [8] | 3 years |  |
Transportation equipment [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life | [8] | 10 years |  |
Marine vessels [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Property, plant and equipment, gross | [9] | $ 769.8 | 796.4 |
Marine vessels [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life | [9] | 15 years |  |
Marine vessels [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life | [9] | 30 years |  |
Land [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Property, plant and equipment, gross |  | $ 262.7 | 262.6 |
Construction in progress [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Property, plant and equipment, gross |  | $ 3,894.0 | $ 2,754.7 |
Processing plants [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 20 years |  |
Processing plants [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 35 years |  |
Pipelines and related equipment [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 5 years |  |
Pipelines and related equipment [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 45 years |  |
Terminal facilities [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 10 years |  |
Terminal facilities [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 35 years |  |
Buildings [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 20 years |  |
Buildings [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 40 years |  |
Office furniture and equipment [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 3 years |  |
Office furniture and equipment [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 20 years |  |
Laboratory and shop equipment [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 5 years |  |
Laboratory and shop equipment [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 35 years |  |
Underground storage facilities [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 5 years |  |
Underground storage facilities [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 35 years |  |
Storage tanks [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 10 years |  |
Storage tanks [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 40 years |  |
Water wells [Member] | Minimum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 5 years |  |
Water wells [Member] | Maximum [Member] |  |  |  |
Property, plant and equipment and accumulated depreciation [Abstract] |  |  |  |
Estimated useful life |  | 35 years |  |
[1] | Depreciation expense is a component of "Costs and expenses" as presented on our Statements of Consolidated Operations.
[2] | Capitalized interest is a component of "Interest expense" as presented on our Statements of Consolidated Operations.
[3] | Plants, pipelines and facilities include processing plants; NGL, natural gas, crude oil and petrochemical and refined products pipelines; terminal loading and unloading facilities; buildings; office furniture and equipment; laboratory and shop equipment and related assets.
[4] | In general, the estimated useful lives of major assets within this category are: processing plants, 20-35 years; pipelines and related equipment, 5-45 years; terminal facilities, 10-35 years; buildings, 20-40 years; office furniture and equipment, 3-20 years; and laboratory and shop equipment, 5-35 years.
[5] | Underground and other storage facilities include underground product storage caverns; above ground storage tanks; water wells and related assets.
[6] | In general, the estimated useful lives of assets within this category are: underground storage facilities, 5-35 years; storage tanks, 10-40 years; and water wells, 5-35 years.
[7] | Platforms and facilities included offshore platforms and related facilities and other associated assets located in the Gulf of Mexico prior to the sale of our Offshore Business.
[8] | Transportation equipment includes tractor-trailer tank trucks and other vehicles and similar assets used in our operations.
[9] | Marine vessels include tow boats, barges and related equipment used in our marine transportation business.

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