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Deposits | 12 Months Ended
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Dec. 31, 2021
Deposits |
Deposits | 9. Deposits ​ As of December 31, 2021 and 2020, deposits were categorized as interest-bearing or noninterest-bearing as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
(dollars in thousands) |  | 2021 |  | 2020
U.S.: | ​ | ​ | ​ | ​ | ​ | ​
Interest-bearing | ​ | $ | 11,553,298 | ​ | $ | 10,928,712
Noninterest-bearing | ​ | ​ | 8,498,187 | ​ | ​ | 6,674,352
Foreign: | ​ | ​ | ​ | ​ | ​ | ​
Interest-bearing | ​ | ​ | 868,985 | ​ | ​ | 776,897
Noninterest-bearing | ​ | ​ | 895,676 | ​ | ​ | 847,762
Total deposits | ​ | $ | 21,816,146 | ​ | $ | 19,227,723
​ The following table presents the maturity distribution of time certificates of deposit as of December 31, 2021: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Under | ​ | $250,000 | ​ | ​ | ​
(dollars in thousands) |  | $250,000 |  | or More |  | Total
Three months or less | ​ | $ | 235,187 | ​ | $ | 314,818 | ​ | $ | 550,005
Over three through six months | ​ | ​ | 208,007 | ​ | ​ | 100,457 | ​ | ​ | 308,464
Over six through twelve months | ​ | ​ | 315,551 | ​ | ​ | 286,529 | ​ | ​ | 602,080
2023 | ​ | ​ | 75,513 | ​ | ​ | 53,566 | ​ | ​ | 129,079
2024 | ​ | ​ | 67,595 | ​ | ​ | 9,136 | ​ | ​ | 76,731
2025 | ​ | ​ | 38,204 | ​ | ​ | 18,943 | ​ | ​ | 57,147
2026 | ​ | ​ | 43,943 | ​ | ​ | 8,285 | ​ | ​ | 52,228
Thereafter | ​ | ​ | 203 | ​ | ​ | 501 | ​ | ​ | 704
Total | ​ | $ | 984,203 | ​ | $ | 792,235 | ​ | $ | 1,776,438
​ Time certificates of deposit in denominations of $250,000 or more, in the aggregate, were $0.8 billion and $1.3 billion as of December 31, 2021 and 2020, respectively. Overdrawn deposit accounts are classified as loans and totaled $2.1 million and $2.6 million at December 31, 2021 and 2020, 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 -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=116652737&loc=d3e64164-112818 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (e) Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 + Details
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