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Deposits (Tables) | 12 Months Ended
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Dec. 31, 2023
Deposits [Abstract] |
Composition of Deposits | The composition of deposits is summarized for the periods presented in the table below.
|  | December 31, |
|  | 2023 |  |  | 2022 |
|  | Amount |  |  | Percent |  |  | Amount |  |  | Percent |
|  | (Dollars in thousands) |
Noninterest-bearing deposits |  | $ | 7,206,175 |  |  |  | 63.03 | % |  | $ | 8,164,364 |  |  |  | 63.60 | %
Interest-bearing deposits |  |  |  |  |  |  |  |  |  |  |  |
Investment checking |  |  | 552,408 |  |  |  | 4.83 | % |  |  | 723,870 |  |  |  | 5.64 | %
Money market |  |  | 2,821,344 |  |  |  | 24.67 | % |  |  | 3,070,674 |  |  |  | 23.92 | %
Savings |  |  | 457,320 |  |  |  | 4.00 | % |  |  | 582,711 |  |  |  | 4.54 | %
Time deposits |  |  | 396,395 |  |  |  | 3.47 | % |  |  | 294,626 |  |  |  | 2.30 | %
Total deposits |  | $ | 11,433,642 |  |  |  | 100.00 | % |  | $ | 12,836,245 |  |  |  | 100.00 | %
Scheduled Maturities of Time Certificates of Deposit | At December 31, 2023, the scheduled maturities of time certificates of deposit are as follows.
|  | December 31, 2023 |
Year of maturity: |  | (Dollars in thousands) |
2024 |  | $ | 382,086 |
2025 |  |  | 6,450 |
2026 |  |  | 5,309 |
2027 |  |  | 1,454 |
2028 and thereafter |  |  | 1,096 |
Total |  | $ | 396,395 |

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- Definition Tabular disclosure of type of deposit liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Publisher SEC Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (1) -Publisher SEC Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (2) -Publisher SEC Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (3) -Publisher SEC Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (4) -Publisher SEC Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (5) -Publisher SEC Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (c) -Publisher SEC Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (d) -Publisher SEC Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (e) -Publisher SEC Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (1) -Publisher SEC Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2) -Publisher SEC Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2)(i) -Publisher SEC Reference 13: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2)(i)(ii) -Publisher SEC Reference 14: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2)(i)(iii) -Publisher SEC Reference 15: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2)(i)(iv) -Publisher SEC + Details
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- Definition Tabular disclosure of time deposit liability maturities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 470 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481544/470-10-50-1 + Details
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