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v3.21.2

Property, Plant and Equipment | 6 Months Ended
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Jun. 30, 2021
Property Plant And Equipment [Abstract] |
Property, Plant and Equipment | Note 5. Property, Plant and Equipment Property, plant and equipment, at cost, is as follows:
|  | Estimated useful lives |  | June 30, 2021 |  |  | December 31, 2020 |
(in millions, except for number of years) |  |  |  |  |  |  |  |  |  |
Gathering assets |  |  |  |  |  |  |  |  |  |
Pipelines |  | 22 years |  | $ | 1,480.9 |  |  | $ | 1,470.6 |
Compressors, pumping stations and terminals |  | 22 to 25 years |  |  | 797.7 |  |  |  | 778.6 |
Gas plant assets |  |  |  |  |  |  |  |  |  |
Pipelines, pipes and valves |  | 22 to 25 years |  |  | 460.0 |  |  |  | 460.0 |
Equipment |  | 12 to 30 years |  |  | 428.3 |  |  |  | 428.3 |
Buildings |  | 35 years |  |  | 182.3 |  |  |  | 182.3 |
Processing and fractionation facilities |  | 25 years |  |  | 189.3 |  |  |  | 189.0 |
Logistics facilities and railcars |  | 20 to 25 years |  |  | 386.5 |  |  |  | 386.2 |
Storage facilities |  | 20 to 25 years |  |  | 19.5 |  |  |  | 19.5 |
Other |  | 20 to 25 years |  |  | 22.0 |  |  |  | 20.9 |
Construction-in-progress |  | N/A |  |  | 265.9 |  |  |  | 227.3 |
Total property, plant and equipment, at cost |  |  |  |  | 4,232.4 |  |  |  | 4,162.7 |
Accumulated depreciation |  |  |  |  | (1,131.7 | ) |  |  | (1,051.4 | )
Property, plant and equipment, net |  |  |  | $ | 3,100.7 |  |  | $ | 3,111.3 |

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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