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v3.20.4

Segment Information - Summary of Consolidated Revenues Disaggregated by Product and Service (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Revenue from External Customer [Line Items] |  |  |  |
Revenue recognized |  | $ 6,874.1 | $ 7,397.9 | $ 9,350.9
Non-customer revenue |  | 296.9 | (4.1) | (72.2)
Total revenues |  | 8,260.3 | 8,671.1 | 10,484.0
Derivative Activities - Hedge [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Non-customer revenue |  | 90.8 | 138.0 | (39.7)
Derivative Activities - Non-hedge [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Non-customer revenue | [1] | 206.1 | (142.1) | (32.5)
Natural Gas [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue recognized |  | 1,359.0 | 1,321.7 | 1,810.0
NGL [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue recognized |  | 5,181.3 | 5,233.8 | 6,886.9
Condensate and Crude Oil [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue recognized |  | 264.0 | 716.1 | 457.9
Petroleum Products [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue recognized |  | 69.8 | 126.3 | 196.1
Sales of Commodities [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Total revenues |  | 7,171.0 | 7,393.8 | 9,278.7
NGL Transportation, Fractionation and Services [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue recognized |  | 163.1 | 169.4 | 154.6
Storage Terminaling and Export [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue recognized |  | 401.9 | 356.4 | 313.0
Gathering and Processing [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue recognized |  | 476.0 | 722.4 | 698.1
Other [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue recognized |  | 48.3 | 29.1 | 39.6
Fees from Midstream Services [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue recognized |  | 1,089.3 | 1,277.3 | 1,205.3
Total revenues |  | $ 1,089.3 | $ 1,277.3 | $ 1,205.3
[1] | Represents derivative activities that are not designated as hedging instruments under ASC 815.

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