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Risk Management Activities (Tables) | 6 Months Ended
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Jun. 30, 2021
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value | Risk management assets and liabilities on our derivatives are presented on the Condensed Consolidated Balance Sheets (unaudited) as shown below:
(in millions) | June 30, 2021 |  | December 31, 2020
Risk Management Assets - Current(1) |  |  |
Interest rate risk programs | $ | — |  |  | $ | — |
Commodity price risk programs | 7.4 |  |  | 10.4 |
Total | $ | 7.4 |  |  | $ | 10.4 |
Risk Management Assets - Noncurrent(2) |  |  |
Interest rate risk programs | $ | — |  |  | $ | — |
Commodity price risk programs | 5.0 |  |  | 2.8 |
Total | $ | 5.0 |  |  | $ | 2.8 |
Risk Management Liabilities - Current(3) |  |  |
Interest rate risk programs | $ | 50.6 |  |  | $ | 70.9 |
Commodity price risk programs | 0.8 |  |  | 7.3 |
Total | $ | 51.4 |  |  | $ | 78.2 |
Risk Management Liabilities - Noncurrent(4) |  |  |
Interest rate risk programs | $ | 73.4 |  |  | $ | 99.5 |
Commodity price risk programs | 23.8 |  |  | 45.1 |
Total | $ | 97.2 |  |  | $ | 144.6 |
(1)Presented in "Prepayments and other" on the Condensed Consolidated Balance Sheets (unaudited). (2)Presented in "Deferred charges and other" on the Condensed Consolidated Balance Sheets (unaudited). (3)Presented in "Other accruals" on the Condensed Consolidated Balance Sheets (unaudited). (4)Presented in "Other noncurrent liabilities" on the Condensed Consolidated Balance Sheets (unaudited).

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- Definition Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959 + Details
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