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Deposits (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2024
Deposits |
Schedule of deposits by category | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
(dollars in thousands) |  | March 31, 2024 |  | December 31, 2023
U.S.: | ​ | ​ | ​ | ​ | ​ | ​
Interest-bearing | ​ | $ | 12,451,100 | ​ | $ | 12,731,915
Noninterest-bearing | ​ | ​ | 6,212,216 | ​ | ​ | 6,609,483
Foreign: | ​ | ​ | ​ | ​ | ​ | ​
Interest-bearing | ​ | ​ | 1,169,828 | ​ | ​ | 1,017,180
Noninterest-bearing | ​ | ​ | 836,337 | ​ | ​ | 974,079
Total deposits | ​ | $ | 20,669,481 | ​ | $ | 21,332,657
Schedule of maturity distribution of time certificates of deposit | The following table presents the maturity distribution of time certificates of deposit as of March 31, 2024: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Under | ​ | $250,000 | ​ | ​ | ​
(dollars in thousands) |  | $250,000 |  | or More |  | Total
Three months or less | ​ | $ | 375,094 | ​ | $ | 513,230 | ​ | $ | 888,324
Over three through six months | ​ | ​ | 742,247 | ​ | ​ | 472,846 | ​ | ​ | 1,215,093
Over six through twelve months | ​ | ​ | 588,338 | ​ | ​ | 445,817 | ​ | ​ | 1,034,155
One to two years | ​ | ​ | 54,414 | ​ | ​ | 12,867 | ​ | ​ | 67,281
Two to three years | ​ | ​ | 28,830 | ​ | ​ | 2,448 | ​ | ​ | 31,278
Three to four years | ​ | ​ | 22,977 | ​ | ​ | 6,826 | ​ | ​ | 29,803
Four to five years | ​ | ​ | 17,156 | ​ | ​ | 571 | ​ | ​ | 17,727
Thereafter | ​ | ​ | 384 | ​ | ​ | — | ​ | ​ | 384
Total | ​ | $ | 1,829,440 | ​ | $ | 1,454,605 | ​ | $ | 3,284,045

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