v3.26.1
Derivatives (Reconciliation of the Gross Recognized Derivative Assets and Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Derivative Assets      
Gross Amounts Recognized $ 224,631 $ 174,182 $ 248,001
Gross Amounts Offset (143,337) (37,384) (47,993)
Net Amounts Presented 81,294 136,798 200,008
Amounts Not Offset (105) (21) (174)
Cash Collateral Pledged (Received) 104,507 16,732 (12,014)
Net Amount 185,696 153,509 187,820
Derivative Liabilities      
Commodity derivative liabilities 213,754 89,732 124,623
Gross Amounts Offset (143,337) (37,384) (47,993)
Net Amounts Presented 70,417 52,348 76,630
Amounts Not Offset (105) (21) (174)
Cash Collateral Pledged (Received) 0 0 0
Net Amount 70,312 52,327 76,456
Commodity      
Derivative Assets      
Gross Amounts Recognized 206,340 156,780 224,800
Gross Amounts Offset (143,337) (37,384) (47,993)
Net Amounts Presented 63,003 119,396 176,807
Amounts Not Offset 0 0 0
Cash Collateral Pledged (Received) 104,507 16,732 (12,014)
Net Amount 167,510 136,128 164,793
Derivative Liabilities      
Commodity derivative liabilities 212,992 88,635 123,774
Gross Amounts Offset (143,337) (37,384) (47,993)
Net Amounts Presented 69,655 51,251 75,781
Amounts Not Offset 0 0 0
Cash Collateral Pledged (Received) 0 0 0
Net Amount 69,655 51,251 75,781
Interest rate contract      
Derivative Assets      
Gross Amounts Recognized 18,291 17,402 23,201
Gross Amounts Offset 0 0 0
Net Amounts Presented 18,291 17,402 23,201
Amounts Not Offset (105) (21) (174)
Cash Collateral Pledged (Received) 0 0 0
Net Amount 18,186 17,381 23,027
Derivative Liabilities      
Commodity derivative liabilities 762 1,097 849
Gross Amounts Offset 0 0 0
Net Amounts Presented 762 1,097 849
Amounts Not Offset (105) (21) (174)
Cash Collateral Pledged (Received) 0 0 0
Net Amount $ 657 $ 1,076 $ 675