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Deposits (Tables) | 12 Months Ended
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Dec. 31, 2021
Deposits, by Component, Alternative [Abstract] |
Deposit Liabilities, Type | The following table presents the composition of deposits at December 31 and interest expense for the years ended December 31:
| 2021 |  | 2020 |  | 2019
(dollars in thousands) | Balance |  | Interest Expense |  | Balance |  | Interest Expense |  | Balance |  | Interest Expense
Noninterest-bearing demand | $ | 2,748,586 |  |  | $ | — |  |  | $ | 2,261,994 |  |  | $ | — |  |  | $ | 1,698,082 |  |  | $ | — |
Interest-bearing demand | 979,133 |  |  | 809 |  |  | 864,510 |  |  | 2,681 |  |  | 962,331 |  |  | 3,915 |
Money market | 2,070,579 |  |  | 3,651 |  |  | 1,937,063 |  |  | 11,645 |  |  | 1,949,811 |  |  | 30,236 |
Savings | 1,110,155 |  |  | 366 |  |  | 969,508 |  |  | 972 |  |  | 830,919 |  |  | 1,928 |
Certificates of deposit | 1,088,071 |  |  | 5,930 |  |  | 1,387,463 |  |  | 20,688 |  |  | 1,595,433 |  |  | 26,947 |
Total | $ | 7,996,524 |  |  | $ | 10,757 |  |  | $ | 7,420,538 |  |  | $ | 35,986 |  |  | $ | 7,036,576 |  |  | $ | 63,026 |
Time Deposit Maturities | The following table indicates the scheduled maturities of certificates of deposit at December 31, 2021:
(dollars in thousands) | Amount
2022 | $ | 961,578 |
2023 | 40,622 |
2024 | 21,712 |
2025 | 44,345 |
2026 | 16,475 |
Thereafter | 3,339 |
Total | $ | 1,088,071 |

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- Definition Tabular disclosure of type of deposit liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (e) Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2)(i)(ii) Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (1) Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (1) Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (d) Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2)(i) Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2)(i)(iv) Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (5) Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2)(i)(iii) Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (4) Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2) Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (c) Reference 13: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (2) Reference 14: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (3) Reference 15: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) + Details
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- Definition Tabular disclosure of time deposit liability maturities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=123465755&loc=d3e1835-112601 + Details
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