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Balance Sheet Offsetting (Tables) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
Derivative Instruments and Hedging Activities Disclosure [Abstract] |  |
Financial Instruments Eligible for Offset Consolidated Balance Sheet | Information about financial instruments that are eligible for offset in the consolidated balance sheet as of March 31, 2024 is presented in the following tables.
| Gross Amount Recognized |  | Gross Amount Offset |  | Net Amount Recognized
March 31, 2024 |  |  |  |  |
Financial assets: |  |  |  |  |
Derivatives: |  |  |  |  |
Interest rate contracts | $ | 80,817 |  |  | $ | — |  |  | $ | 80,817 |
Commodity contracts | 22,074 |  |  | — |  |  | 22,074 |
Total derivatives | 102,891 |  |  | — |  |  | 102,891 |
Resell agreements | 84,650 |  |  | — |  |  | 84,650 |
Total | $ | 187,541 |  |  | $ | — |  |  | $ | 187,541 |
Financial liabilities: |  |  |  |  |
Derivatives: |  |  |  |  |
Interest rate contracts | $ | 9,899 |  |  | $ | — |  |  | $ | 9,899 |
Commodity contracts | 30,911 |  |  | — |  |  | 30,911 |
Total derivatives | 40,810 |  |  | — |  |  | 40,810 |
Repurchase agreements | 3,943,207 |  |  | — |  |  | 3,943,207 |
Total | $ | 3,984,017 |  |  | $ | — |  |  | $ | 3,984,017 |
| Information about financial instruments that are eligible for offset in the consolidated balance sheet as of December 31, 2023 is presented in the following tables.
| Gross Amount Recognized |  | Gross Amount Offset |  | Net Amount Recognized |  |
December 31, 2023 |  |  |  |  |  |  |
Financial assets: |  |  |  |  |  |  |
Derivatives: |  |  |  |  |  |  |
Interest rate contracts | $ | 70,233 |  |  | $ | — |  |  | $ | 70,233 |  |  |
Commodity contracts | 49,489 |  |  | — |  |  | 49,489 |  |  |
Foreign currency contracts | 1 |  |  | — |  |  | 1 |  |  |
Total derivatives | 119,723 |  |  | — |  |  | 119,723 |  |  |
Resell agreements | 84,650 |  |  | — |  |  | 84,650 |  |  |
Total | $ | 204,373 |  |  | $ | — |  |  | $ | 204,373 |  |  |
Financial liabilities: |  |  |  |  |  |  |
Derivatives: |  |  |  |  |  |  |
Interest rate contracts | $ | 20,293 |  |  | $ | — |  |  | $ | 20,293 |  |  |
Commodity contracts | 20,999 |  |  | — |  |  | 20,999 |  |  |
Foreign currency contracts | 19 |  |  | — |  |  | 19 |  |  |
Total derivatives | 41,311 |  |  | — |  |  | 41,311 |  |  |
Repurchase agreements | 4,127,188 |  |  | — |  |  | 4,127,188 |  |  |
Total | $ | 4,168,499 |  |  | $ | — |  |  | $ | 4,168,499 |  |  |
Financial Instruments Derivative Assets Liabilities and Resell Agreements Net of Amount Not Offset |
|  |  | Gross Amounts Not Offset |  |
| Net Amount Recognized |  | Financial Instruments |  | Collateral |  | Net Amount
March 31, 2024 |  |  |  |  |  |  |
Financial assets: |  |  |  |  |  |  |
Derivatives: |  |  |  |  |  |  |
Counterparty H | $ | 31,738 |  |  | $ | (12,183) |  |  | $ | (19,555) |  |  | $ | — |
Counterparty F | 17,484 |  |  | (15,966) |  |  | (1,136) |  |  | 382 |
Counterparty B | 22,234 |  |  | (2,775) |  |  | (19,459) |  |  | — |
Counterparty E | 15,519 |  |  | (2,228) |  |  | (13,080) |  |  | 211 |
Other counterparties | 15,916 |  |  | (7,323) |  |  | (8,270) |  |  | 323 |
Total derivatives | 102,891 |  |  | (40,475) |  |  | (61,500) |  |  | 916 |
Resell agreements | 84,650 |  |  | — |  |  | (84,650) |  |  | — |
Total | $ | 187,541 |  |  | $ | (40,475) |  |  | $ | (146,150) |  |  | $ | 916 |
Financial liabilities: |  |  |  |  |  |  |
Derivatives: |  |  |  |  |  |  |
Counterparty H | $ | 12,183 |  |  | $ | (12,183) |  |  | $ | — |  |  | $ | — |
Counterparty F | 15,966 |  |  | (15,966) |  |  | — |  |  | — |
Counterparty B | 2,775 |  |  | (2,775) |  |  | — |  |  | — |
Counterparty E | 2,228 |  |  | (2,228) |  |  | — |  |  | — |
Other counterparties | 7,658 |  |  | (7,323) |  |  | (335) |  |  | — |
Total derivatives | 40,810 |  |  | (40,475) |  |  | (335) |  |  | — |
Repurchase agreements | 3,943,207 |  |  | — |  |  | (3,943,207) |  |  | — |
Total | $ | 3,984,017 |  |  | $ | (40,475) |  |  | $ | (3,943,542) |  |  | $ | — |
|  |  | Gross Amounts Not Offset |  |
| Net Amount Recognized |  | Financial Instruments |  | Collateral |  | Net Amount
December 31, 2023 |  |  |  |  |  |  |
Financial assets: |  |  |  |  |  |  |
Derivatives: |  |  |  |  |  |  |
Counterparty H | $ | 36,551 |  |  | $ | (8,870) |  |  | $ | (27,170) |  |  | $ | 511 |
Counterparty F | 31,202 |  |  | (7,444) |  |  | (22,954) |  |  | 804 |
Counterparty B | 23,829 |  |  | (5,151) |  |  | (18,472) |  |  | 206 |
Counterparty E | 13,271 |  |  | (4,548) |  |  | (8,723) |  |  | — |
Other counterparties | 14,870 |  |  | (6,418) |  |  | (7,520) |  |  | 932 |
Total derivatives | 119,723 |  |  | (32,431) |  |  | (84,839) |  |  | 2,453 |
Resell agreements | 84,650 |  |  | — |  |  | (84,650) |  |  | — |
Total | $ | 204,373 |  |  | $ | (32,431) |  |  | $ | (169,489) |  |  | $ | 2,453 |
Financial liabilities: |  |  |  |  |  |  |
Derivatives: |  |  |  |  |  |  |
Counterparty H | $ | 8,870 |  |  | $ | (8,870) |  |  | $ | — |  |  | $ | — |
Counterparty F | 7,444 |  |  | (7,444) |  |  | — |  |  | — |
Counterparty B | 5,151 |  |  | (5,151) |  |  | — |  |  | — |
Counterparty E | 4,548 |  |  | (4,548) |  |  | — |  |  | — |
Other counterparties | 15,298 |  |  | (6,418) |  |  | (8,580) |  |  | 300 |
Total derivatives | 41,311 |  |  | (32,431) |  |  | (8,580) |  |  | 300 |
Repurchase agreements | 4,127,188 |  |  | — |  |  | (4,127,188) |  |  | — |
Total | $ | 4,168,499 |  |  | $ | (32,431) |  |  | $ | (4,135,768) |  |  | $ | 300 |
Remaining Contractual Maturity of the Securities Sold Under Agreement [Table Text Block] | The remaining contractual maturity of repurchase agreements in the consolidated balance sheets as of March 31, 2024 and December 31, 2023 is presented in the following tables.
| Remaining Contractual Maturity of the Agreements
| Overnight and Continuous |  | Up to 30 Days |  | 30-90 Days |  | Greater than 90 Days |  | Total
March 31, 2024 |  |  |  |  |  |  |  |  |
Repurchase agreements: |  |  |  |  |  |  |  |  |
U.S. Treasury | $ | 2,575,020 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 2,575,020 |
Residential mortgage-backed securities | 1,368,187 |  |  | — |  |  | — |  |  | — |  |  | 1,368,187 |
Total borrowings | $ | 3,943,207 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 3,943,207 |
Gross amount of recognized liabilities for repurchase agreements |  | $ | 3,943,207 |
Amounts related to agreements not included in offsetting disclosures above |  | $ | — |
December 31, 2023 |  |  |  |  |  |  |  |  |
Repurchase agreements: |  |  |  |  |  |  |  |  |
U.S. Treasury | $ | 3,300,662 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 3,300,662 |
Residential mortgage-backed securities | 826,526 |  |  | — |  |  | — |  |  | — |  |  | 826,526 |
Total borrowings | $ | 4,127,188 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 4,127,188 |
Gross amount of recognized liabilities for repurchase agreements |  | $ | 4,127,188 |
Amounts related to agreements not included in offsetting disclosures above |  | $ | — |

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