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DERIVATIVES (Tables)
6 Months Ended
Jun. 30, 2021
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Volumes of Outstanding Derivative Contracts
The volumes of the Utility’s outstanding derivatives were as follows:
  Contract Volume at
Underlying ProductInstrumentsJune 30, 2021December 31, 2020
Natural Gas (1) (MMBtus (2))
Forwards, Futures and Swaps252,270,326 146,642,863 
 Options35,515,000 14,140,000 
Electricity (MWh)Forwards, Futures and Swaps10,375,299 9,435,830 
Options411,200 — 
 
Congestion Revenue Rights (3)
259,232,639 266,091,470 
(1) Amounts shown are for the combined positions of the electric fuels and core gas supply portfolios.
(2) Million British Thermal Units.
(3) CRRs are financial instruments that enable the holders to manage variability in electric energy congestion charges due to transmission grid limitations.
Schedule of Offsetting Assets
At June 30, 2021, the Utility’s outstanding derivative balances were as follows:
 Commodity Risk
(in millions)Gross Derivative
Balance
NettingCash Collateral
Total Derivative
Balance
Current assets – other$100 $(16)$76 $160 
Noncurrent assets – other132 — — 132 
Current liabilities – other(45)16 20 (9)
Noncurrent liabilities – other(160)— (159)
Total commodity risk$27 $ $97 $124 

At December 31, 2020, the Utility’s outstanding derivative balances were as follows:
 Commodity Risk
(in millions)Gross Derivative
Balance
NettingCash CollateralTotal Derivative
Balance
Current assets – other$33 $— $115 $148 
Noncurrent assets – other136 — — 136 
Current liabilities – other(38)— 15 (23)
Noncurrent liabilities – other(204)— 10 (194)
Total commodity risk$(73)$ $140 $67 
Schedule of Offsetting Liabilities
At June 30, 2021, the Utility’s outstanding derivative balances were as follows:
 Commodity Risk
(in millions)Gross Derivative
Balance
NettingCash Collateral
Total Derivative
Balance
Current assets – other$100 $(16)$76 $160 
Noncurrent assets – other132 — — 132 
Current liabilities – other(45)16 20 (9)
Noncurrent liabilities – other(160)— (159)
Total commodity risk$27 $ $97 $124 

At December 31, 2020, the Utility’s outstanding derivative balances were as follows:
 Commodity Risk
(in millions)Gross Derivative
Balance
NettingCash CollateralTotal Derivative
Balance
Current assets – other$33 $— $115 $148 
Noncurrent assets – other136 — — 136 
Current liabilities – other(38)— 15 (23)
Noncurrent liabilities – other(204)— 10 (194)
Total commodity risk$(73)$ $140 $67