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Deposits | 9 Months Ended
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Sep. 30, 2024
Deposits [Abstract] |
Deposits | 7. Deposits ​ As of September 30, 2024 and December 31, 2023, deposits were categorized as interest-bearing or noninterest-bearing as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
(dollars in thousands) |  | September 30, 2024 |  | December 31, 2023
U.S.: | ​ | ​ | ​ | ​ | ​ | ​
Interest-bearing | ​ | $ | 12,145,741 | ​ | $ | 12,731,915
Noninterest-bearing | ​ | ​ | 6,006,013 | ​ | ​ | 6,609,483
Foreign: | ​ | ​ | ​ | ​ | ​ | ​
Interest-bearing | ​ | ​ | 1,281,933 | ​ | ​ | 1,017,180
Noninterest-bearing | ​ | ​ | 794,015 | ​ | ​ | 974,079
Total deposits | ​ | $ | 20,227,702 | ​ | $ | 21,332,657
​ The following table presents the maturity distribution of time certificates of deposit as of September 30, 2024: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Under | ​ | $250,000 | ​ | ​ | ​
(dollars in thousands) |  | $250,000 |  | or More |  | Total
Three months or less | ​ | $ | 682,384 | ​ | $ | 633,301 | ​ | $ | 1,315,685
Over three through six months | ​ | ​ | 811,006 | ​ | ​ | 612,958 | ​ | ​ | 1,423,964
Over six through twelve months | ​ | ​ | 370,820 | ​ | ​ | 176,073 | ​ | ​ | 546,893
One to two years | ​ | ​ | 38,255 | ​ | ​ | 6,564 | ​ | ​ | 44,819
Two to three years | ​ | ​ | 21,456 | ​ | ​ | 6,579 | ​ | ​ | 28,035
Three to four years | ​ | ​ | 16,878 | ​ | ​ | 3,151 | ​ | ​ | 20,029
Four to five years | ​ | ​ | 15,645 | ​ | ​ | 6,653 | ​ | ​ | 22,298
Thereafter | ​ | ​ | 207 | ​ | ​ | 334 | ​ | ​ | 541
Total | ​ | $ | 1,956,651 | ​ | $ | 1,445,613 | ​ | $ | 3,402,264
​ Time certificates of deposit in denominations of $250,000 or more, in the aggregate, were $1.4 billion and $1.8 billion as of September 30, 2024 and December 31, 2023, respectively. Overdrawn deposit accounts are classified as loans and totaled $2.0 million and $2.5 million as of September 30, 2024 and December 31, 2023, respectively.

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- Definition The entire disclosure for deposit liabilities including data and tables. It may include a description of the entity's deposit liabilities, the aggregate amount of time deposits (including certificates of deposit) in denominations of $100,000 or more at the balance sheet date; the aggregate amount of any demand deposits that have been reclassified as loan balances, such as overdrafts, at the balance sheet date; deposits that are received on terms other than those in the normal course of business, the amount of accrued interest on deposit liabilities; securities, mortgage loans or other financial instruments that serve as collateral for deposits; for time deposits having a remaining term of more than one year, the aggregate amount of maturities for each of the five years following the balance sheet date; and the weighted average interest rate for all deposit liabilities held by the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 405 -Topic 942 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478353/942-405-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(12)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph e -Publisher SEC Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Publisher SEC + Details
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