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Derivatives - Schedule of Derivatives Not Designated as Hedging Instruments (Details) MMBTU in Thousands, Boe in Thousands, $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2024 USD ($) MMBTU Boe | Dec. 31, 2023 USD ($) MMBTU Boe
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 554,460 | $ 610,920
Derivative liabilities - Fair value | $ 613,145 | $ 613,314
Crude oil |  |
Derivative [Line Items] |  |
Derivative, nonmonetary notional amount, energy measure | Boe | 18,230 | 18,631
Natural gas |  |
Derivative [Line Items] |  |
Derivative, nonmonetary notional amount, energy measure | MMBTU | 421,525 | 328,844
Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | $ 10,275,709 | $ 11,362,194
Derivative assets - Fair value | 25,288 | 43,195
Derivative liabilities - Fair value | 450,291 | 419,499
Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 10,517,076 | 11,852,864
Derivative assets - Fair value | 456,502 | 433,969
Derivative liabilities - Fair value | 22,264 | 43,877
Interest rate contracts | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 8,454,618 | 8,681,085
Derivative assets - Fair value | 9,825 | 26,089
Derivative liabilities - Fair value | 436,305 | 394,625
Interest rate contracts | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 8,472,584 | 8,706,824
Derivative assets - Fair value | 438,281 | 397,397
Derivative liabilities - Fair value | 10,652 | 26,187
Interest rate contracts | Swaps | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 6,826,308 | 6,835,822
Derivative assets - Fair value | 9,729 | 25,649
Derivative liabilities - Fair value | 423,880 | 377,388
Interest rate contracts | Swaps | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 6,844,274 | 6,861,561
Derivative assets - Fair value | 425,796 | 380,123
Derivative liabilities - Fair value | 10,552 | 25,731
Interest rate contracts | Written options | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 1,369,229 | 1,522,531
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair value | 9,929 | 12,756
Interest rate contracts | Collars and corridors | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 259,081 | 322,732
Derivative assets - Fair value | 96 | 440
Derivative liabilities - Fair value | 2,496 | 4,481
Interest rate contracts | Collars and corridors | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 259,081 | 322,732
Derivative assets - Fair value | 2,504 | 4,491
Derivative liabilities - Fair value | 100 | 456
Interest rate contracts | Purchased options | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 1,369,229 | 1,522,531
Derivative assets - Fair value | 9,981 | 12,783
Derivative liabilities - Fair value | 0 | 0
Foreign exchange contracts | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 1,821,091 | 2,681,109
Derivative assets - Fair value | 15,463 | 17,106
Derivative liabilities - Fair value | 13,986 | 24,874
Foreign exchange contracts | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 2,044,492 | 3,146,040
Derivative assets - Fair value | 18,221 | 36,572
Derivative liabilities - Fair value | 11,612 | 17,690
Foreign exchange contracts | Swaps | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 1,197,938 | 1,588,491
Derivative assets - Fair value | 7,515 | 5,801
Derivative liabilities - Fair value | 10,558 | 18,118
Foreign exchange contracts | Swaps | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 1,889,946 | 2,862,037
Derivative assets - Fair value | 18,169 | 36,280
Derivative liabilities - Fair value | 9,433 | 15,757
Foreign exchange contracts | Written options | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 88,000 | 136,000
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair value | 2,051 | 1,839
Foreign exchange contracts | Forwards and spot | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 535,153 | 956,618
Derivative assets - Fair value | 5,897 | 9,466
Derivative liabilities - Fair value | 3,428 | 6,756
Foreign exchange contracts | Forwards and spot | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 66,546 | 148,003
Derivative assets - Fair value | 52 | 292
Derivative liabilities - Fair value | 128 | 94
Foreign exchange contracts | Purchased options | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 88,000 | 136,000
Derivative assets - Fair value | 2,051 | 1,839
Derivative liabilities - Fair value | 0 | 0
Commodity contracts | Customer-related positions: |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | 25,480 | 6,014
Derivative liabilities - Fair value | 56,903 | 114,974
Commodity contracts | Customer-related positions: | Crude oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | 22,263 | 5,555
Derivative liabilities - Fair value | $ 900 | $ 20,548
Derivative, nonmonetary notional amount, energy measure | Boe | 9,087 | 9,243
Commodity contracts | Customer-related positions: | Natural gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 3,217 | $ 459
Derivative liabilities - Fair value | $ 56,003 | $ 94,426
Derivative, nonmonetary notional amount, energy measure | MMBTU | 212,324 | 166,053
Commodity contracts | Other economic hedges: |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 35,466 | $ 73,590
Derivative liabilities - Fair value | 13,997 | 6,696
Commodity contracts | Other economic hedges: | Crude oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | 1,311 | 10,851
Derivative liabilities - Fair value | $ 12,854 | $ 6,391
Derivative, nonmonetary notional amount, energy measure | Boe | 9,143 | 9,388
Commodity contracts | Other economic hedges: | Natural gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 34,155 | $ 62,739
Derivative liabilities - Fair value | $ 1,143 | $ 305
Derivative, nonmonetary notional amount, energy measure | MMBTU | 209,201 | 162,791
Commodity contracts | Swaps | Customer-related positions: | Crude oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 13,897 | $ 3,735
Derivative liabilities - Fair value | $ 857 | $ 15,445
Derivative, nonmonetary notional amount, energy measure | Boe | 3,907 | 3,277
Commodity contracts | Swaps | Customer-related positions: | Natural gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 1,796 | $ 438
Derivative liabilities - Fair value | $ 43,998 | $ 73,793
Derivative, nonmonetary notional amount, energy measure | MMBTU | 148,337 | 118,325
Commodity contracts | Swaps | Other economic hedges: | Crude oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 1,308 | $ 9,166
Derivative liabilities - Fair value | $ 10,871 | $ 4,924
Derivative, nonmonetary notional amount, energy measure | Boe | 3,963 | 3,422
Commodity contracts | Swaps | Other economic hedges: | Natural gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 28,395 | $ 49,941
Derivative liabilities - Fair value | $ 391 | $ 305
Derivative, nonmonetary notional amount, energy measure | MMBTU | 145,824 | 116,463
Commodity contracts | Written options | Customer-related positions: | Natural gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 124 | $ 0
Derivative liabilities - Fair value | $ 0 | $ 233
Derivative, nonmonetary notional amount, energy measure | MMBTU | 1,710 | 1,874
Commodity contracts | Purchased options | Other economic hedges: | Natural gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 0 | $ 233
Derivative liabilities - Fair value | $ 104 | $ 0
Derivative, nonmonetary notional amount, energy measure | MMBTU | 1,710 | 1,874
Commodity contracts | Collars | Customer-related positions: | Crude oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 8,366 | $ 1,820
Derivative liabilities - Fair value | $ 43 | $ 5,103
Derivative, nonmonetary notional amount, energy measure | Boe | 5,180 | 5,966
Commodity contracts | Collars | Customer-related positions: | Natural gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 1,297 | $ 21
Derivative liabilities - Fair value | $ 12,005 | $ 20,400
Derivative, nonmonetary notional amount, energy measure | MMBTU | 62,277 | 45,854
Commodity contracts | Collars | Other economic hedges: | Crude oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 3 | $ 1,685
Derivative liabilities - Fair value | $ 1,983 | $ 1,467
Derivative, nonmonetary notional amount, energy measure | Boe | 5,180 | 5,966
Commodity contracts | Collars | Other economic hedges: | Natural gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 5,760 | $ 12,565
Derivative liabilities - Fair value | $ 648 | $ 0
Derivative, nonmonetary notional amount, energy measure | MMBTU | 61,667 | 44,454

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