XML 47 R30.htm IDEA: XBRL DOCUMENT v3.24.0.1
Derivative Instruments (Tables)
 12 Months Ended
Dec. 31, 2023
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Schedule of Volumetric Underlying Derivative Transactions
The following table summarizes the net notional volumes of our open derivative financial instruments accounted for at fair value by commodity. Positive amounts represent net buys while bracketed amounts are net sell transactions (in thousands):
Non-trading 
CommodityNotionalDecember 31, 2023December 31, 2022
Natural GasMMBtu6,254 5,984 
ElectricityMWh1,029 1,380 
Trading
CommodityNotionalDecember 31, 2023December 31, 2022
Natural GasMMBtu1,016 957 
Schedule of Gains (Losses) on Derivative Instruments
Gains (losses) on derivative instruments, net and current period settlements on derivative instruments were as follows for the periods indicated (in thousands):
Year Ended December 31,
  202320222021
(Loss) gain on non-trading derivatives, net$(70,304)$17,305 $22,130 
(Loss) gain on trading derivatives, net(1,189)516 (930)
(Loss) gain on derivatives, net$(71,493)$17,821 $21,200 
Current period settlements on non-trading derivatives (1)
65,428 (35,966)(15,752)
Current period settlements on trading derivatives1,204 165 60 
Total current period settlements on derivatives (1)
$66,632 $(35,801)$(15,692)
(1)    Excludes settlements of $0.2 million related to acquisition, for the year ended December 31, 2022.
Schedule of Offsetting Assets
The following tables summarize the fair value and offsetting amounts of our derivative instruments by counterparty and collateral received or paid (in thousands): 
  
December 31, 2023
DescriptionGross AssetsGross
Amounts
Offset		Net AssetsCash
Collateral
Offset		Net Amount
Presented
Non-trading commodity derivatives $1,926 $(1,046)$880 $— $880 
Trading commodity derivatives64 (35)29 — 29 
Total Current Derivative Assets1,990 (1,081)909 — 909 
Non-trading commodity derivatives173 (82)91 — 91 
Trading commodity derivatives— — — — — 
Total Non-current Derivative Assets173 (82)91 — 91 
Total Derivative Assets$2,163 $(1,163)$1,000 $— $1,000 
  
December 31, 2022
DescriptionGross AssetsGross
Amounts
Offset		Net AssetsCash
Collateral
Offset		Net Amount
Presented
Non-trading commodity derivatives$709 $(154)$555 $— $555 
Trading commodity derivatives1,267 (190)1,077 — 1,077 
Total Current Derivative Assets1,976 (344)1,632 — 1,632 
Non-trading commodity derivatives1,364 (698)666 — 666 
Trading commodity derivatives— — — — — 
Total Non-current Derivative Assets1,364 (698)666 — 666 
Total Derivative Assets$3,340 $(1,042)$2,298 $— $2,298 
Schedule of Offsetting Liabilities
DescriptionGross 
Liabilities		Gross
Amounts
Offset		Net
Liabilities		Cash
Collateral
Offset		Net Amount
Presented
Non-trading commodity derivatives$(29,730)$6,077 $(23,653)$4,679 $(18,974)
Trading commodity derivatives(173)6 (167)— (167)
Total Current Derivative Liabilities(29,903)6,083 (23,820)4,679 (19,141)
Non-trading commodity derivatives(672)115 (557)503 (54)
Trading commodity derivatives— — — — — 
Total Non-current Derivative Liabilities(672)115 (557)503 (54)
Total Derivative Liabilities$(30,575)$6,198 $(24,377)$5,182 $(19,195)
DescriptionGross 
Liabilities		Gross
Amounts
Offset		Net
Liabilities		Cash
Collateral
Offset		Net Amount
Presented
Non-trading commodity derivatives$(42,586)$24,969 $(17,617)$2,715 $(14,902)
Trading commodity derivatives(1,831)601 (1,230)— (1,230)
Total Current Derivative Liabilities(44,417)25,570 (18,847)2,715 (16,132)
Non-trading commodity derivatives(2,907)192 (2,715)— (2,715)
Trading commodity derivatives— — — — — 
Total Non-current Derivative Liabilities(2,907)192 (2,715)— (2,715)
Total Derivative Liabilities$(47,324)$25,762 $(21,562)$2,715 $(18,847)