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Derivatives and Risk Management Activities - Commodity Price Risk Hedging (Details) bbl in Millions | 12 Months Ended
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Dec. 31, 2021 TWh MMBbls bbl Bcf
Crude oil purchases | Long |
Commodity Price Risk Hedging: |
Derivative position notional amount (in barrels or Bcf) | 8.4
Time spread on hedging anticipated crude oil lease gathering purchases | Short |
Commodity Price Risk Hedging: |
Derivative position notional amount (in barrels or Bcf) | 5.7
Crude oil basis spread position |
Commodity Price Risk Hedging: |
Derivative position notional amount (in barrels or Bcf) | 7.3
Anticipated net sales of crude oil and NGL inventory | Short |
Commodity Price Risk Hedging: |
Derivative position notional amount (in barrels or Bcf) | 19.2
Natural gas purchases for processing and operational needs | Long |
Commodity Price Risk Hedging: |
Derivative position notional amount (in barrels or Bcf) | Bcf | 73.4
Propane contracts related to subsequent sale of products | Short |
Commodity Price Risk Hedging: |
Derivative position notional amount (in barrels or Bcf) | MMBbls | 13.7
Butane contracts related to subsequent sale of products | Short |
Commodity Price Risk Hedging: |
Derivative position notional amount (in barrels or Bcf) | MMBbls | 3.3
Condensate contracts related to subsequent sale of products | Short |
Commodity Price Risk Hedging: |
Derivative position notional amount (in barrels or Bcf) | MMBbls | 1.5
Fuel gas requirements | Long |
Commodity Price Risk Hedging: |
Derivative position notional amount (in barrels or Bcf) | Bcf | 7.5
Power supply requirements | Long |
Commodity Price Risk Hedging: |
Derivative position notional amount (in terawatt hours) | TWh | 0.6

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