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Derivatives - Derivatives Not Designated as Hedging Instruments (Details) MMBTU in Thousands, Boe in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2022 USD ($) Boe MMBTU | Dec. 31, 2021 USD ($) Boe MMBTU
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 755,328 | $ 484,184
Derivative liabilities - Fair Value | $ 887,264 | $ 390,171
Crude Oil |  |
Derivative [Line Items] |  |
Derivative, nonmonetary notional amount, energy measure | Boe | 12,005 | 17,924
Natural Gas |  |
Derivative [Line Items] |  |
Derivative, nonmonetary notional amount, energy measure | MMBTU | 247,704 | 218,770
Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | $ 10,158,784 | $ 9,760,142
Derivative assets - Fair value | 27,146 | 227,723
Derivative liabilities - Fair Value | 592,060 | 51,903
Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 9,756,521 | 9,689,959
Derivative assets - Fair value | 447,201 | 33,532
Derivative liabilities - Fair Value | 16,886 | 143,278
Interest rate contracts | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 8,420,422 | 8,773,091
Derivative assets - Fair value | 1,438 | 212,999
Derivative liabilities - Fair Value | 561,547 | 42,440
Interest rate contracts | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 8,511,992 | 8,802,329
Derivative assets - Fair value | 425,390 | 27,223
Derivative liabilities - Fair Value | 3,282 | 137,465
Interest rate contracts | Swaps | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 6,656,491 | 7,460,836
Derivative assets - Fair value | 1,438 | 211,727
Derivative liabilities - Fair Value | 521,719 | 39,650
Interest rate contracts | Swaps | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 6,683,828 | 7,490,074
Derivative assets - Fair value | 384,201 | 24,418
Derivative liabilities - Fair Value | 2,047 | 136,190
Interest rate contracts | Collars and corridors | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 215,773 | 194,181
Derivative assets - Fair value | 0 | 1,272
Derivative liabilities - Fair Value | 8,924 | 642
Interest rate contracts | Collars and corridors | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 215,772 | 194,181
Derivative assets - Fair value | 8,956 | 646
Derivative liabilities - Fair Value | 0 | 1,275
Interest rate contracts | Purchased options | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 1,580,275 | 1,118,074
Derivative assets - Fair value | 32,233 | 2,159
Derivative liabilities - Fair Value | 0 | 0
Interest rate contracts | Written options | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 1,548,158 | 1,118,074
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair Value | 30,904 | 2,148
Interest rate contracts | Written options | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 32,117 | 0
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair Value | 1,235 | 0
Commodity contracts | Customer-related positions: |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | 171,082 | 165,246
Derivative liabilities - Fair Value | 100,333 | 4,399
Commodity contracts | Customer-related positions: | Crude Oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | 56,551 | 105,155
Derivative liabilities - Fair Value | $ 8,808 | $ 166
Derivative, nonmonetary notional amount, energy measure | Boe | 5,476 | 7,519
Commodity contracts | Customer-related positions: | Natural Gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 114,531 | $ 60,091
Derivative liabilities - Fair Value | $ 91,525 | $ 4,233
Derivative, nonmonetary notional amount, energy measure | MMBTU | 124,662 | 83,274
Commodity contracts | Other economic hedges: |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 90,531 | $ 57,463
Derivative liabilities - Fair Value | 158,275 | 190,168
Commodity contracts | Other economic hedges: | Crude Oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | 8,313 | 27,524
Derivative liabilities - Fair Value | $ 49,432 | $ 116,203
Derivative, nonmonetary notional amount, energy measure | Boe | 6,529 | 10,405
Commodity contracts | Other economic hedges: | Natural Gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 82,218 | $ 29,939
Derivative liabilities - Fair Value | $ 108,843 | $ 73,965
Derivative, nonmonetary notional amount, energy measure | MMBTU | 123,042 | 135,496
Commodity contracts | Swaps | Customer-related positions: | Crude Oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 39,955 | $ 71,242
Derivative liabilities - Fair Value | $ 6,178 | $ 60
Derivative, nonmonetary notional amount, energy measure | Boe | 2,465 | 4,682
Commodity contracts | Swaps | Customer-related positions: | Natural Gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 112,314 | $ 49,188
Derivative liabilities - Fair Value | $ 73,208 | $ 3,775
Derivative, nonmonetary notional amount, energy measure | MMBTU | 92,590 | 58,959
Commodity contracts | Swaps | Other economic hedges: | Crude Oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 6,935 | $ 27,524
Derivative liabilities - Fair Value | $ 36,060 | $ 82,723
Derivative, nonmonetary notional amount, energy measure | Boe | 2,587 | 7,517
Commodity contracts | Swaps | Other economic hedges: | Natural Gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 69,767 | $ 28,803
Derivative liabilities - Fair Value | $ 106,883 | $ 63,029
Derivative, nonmonetary notional amount, energy measure | MMBTU | 91,900 | 109,567
Commodity contracts | Collars | Customer-related positions: | Crude Oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 16,038 | $ 33,826
Derivative liabilities - Fair Value | $ 2,630 | $ 106
Derivative, nonmonetary notional amount, energy measure | Boe | 3,011 | 2,837
Commodity contracts | Collars | Customer-related positions: | Natural Gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 2,217 | $ 10,903
Derivative liabilities - Fair Value | $ 18,317 | $ 458
Derivative, nonmonetary notional amount, energy measure | MMBTU | 32,072 | 24,315
Commodity contracts | Collars | Other economic hedges: | Crude Oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 1,378 | $ 0
Derivative liabilities - Fair Value | $ 12,856 | $ 33,399
Derivative, nonmonetary notional amount, energy measure | Boe | 3,942 | 2,888
Commodity contracts | Collars | Other economic hedges: | Natural Gas |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 12,451 | $ 1,136
Derivative liabilities - Fair Value | $ 1,960 | $ 10,936
Derivative, nonmonetary notional amount, energy measure | MMBTU | 31,142 | 25,929
Commodity contracts | Written Options | Customer-related positions: | Crude Oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 558 | $ 87
Derivative liabilities - Fair Value | $ 0 | $ 0
Derivative, nonmonetary notional amount, energy measure | Boe | 0 | 0
Commodity contracts | Purchased options | Other economic hedges: | Crude Oil |  |
Derivative [Line Items] |  |
Derivative assets - Fair value | $ 0 | $ 0
Derivative liabilities - Fair Value | $ 516 | $ 81
Derivative, nonmonetary notional amount, energy measure | Boe | 0 | 0
Foreign exchange contracts | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | $ 1,738,362 | $ 987,051
Derivative assets - Fair value | 25,708 | 14,724
Derivative liabilities - Fair Value | 30,513 | 9,463
Foreign exchange contracts | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 1,244,529 | 887,630
Derivative assets - Fair value | 21,811 | 6,309
Derivative liabilities - Fair Value | 13,604 | 5,813
Foreign exchange contracts | Swaps | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 623,143 | 66,474
Derivative assets - Fair value | 6,629 | 1,034
Derivative liabilities - Fair Value | 12,178 | 17
Foreign exchange contracts | Swaps | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 1,044,900 | 599,654
Derivative assets - Fair value | 18,516 | 4,745
Derivative liabilities - Fair Value | 11,447 | 3,116
Foreign exchange contracts | Forwards and spot | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 993,588 | 900,290
Derivative assets - Fair value | 17,009 | 13,688
Derivative liabilities - Fair Value | 18,090 | 9,446
Foreign exchange contracts | Forwards and spot | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 77,998 | 267,689
Derivative assets - Fair value | 3,050 | 1,564
Derivative liabilities - Fair Value | 87 | 2,695
Foreign exchange contracts | Other | Customer-related positions: |  |
Derivative [Line Items] |  |
Notional amount | 121,631 | 20,287
Derivative assets - Fair value | 2,070 | 2
Derivative liabilities - Fair Value | 245 | 0
Foreign exchange contracts | Other | Other economic hedges: |  |
Derivative [Line Items] |  |
Notional amount | 121,631 | 20,287
Derivative assets - Fair value | 245 | 0
Derivative liabilities - Fair Value | $ 2,070 | $ 2

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