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Deposits (Tables) | 12 Months Ended
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Dec. 31, 2021
Deposits [Abstract] |
Deposit Account Balances | Deposit account balances are summarized as follows (dollars in thousands):
| As of December 31,
| 2021 |  | 2020
| Amount |  | Weighted Average Rate |  | Amount |  | Weighted Average Rate
Transaction: |  |  |  |  |  |  |
Negotiable orders of withdrawal and interest-bearing checking | $ | 1,112,292 |  |  | 0.06 | % |  | $ | 905,208 |  |  | 0.11 | %
Non-interest bearing checking | 898,490 |  |  | — | % |  | 695,831 |  |  | — | %
Total transaction | 2,010,782 |  |  | 0.03 | % |  | 1,601,039 |  |  | 0.06 | %
Savings: |  |  |  |  |  |  |
Money market | 609,430 |  |  | 0.07 | % |  | 813,168 |  |  | 0.10 | %
Savings | 1,166,761 |  |  | 0.10 | % |  | 1,140,717 |  |  | 0.19 | %
Total savings | 1,776,191 |  |  | 0.09 | % |  | 1,953,885 |  |  | 0.15 | %
Certificates of deposit: |  |  |  |  |  |  |
Under $100,000 | 154,320 |  |  | 0.59 | % |  | 241,862 |  |  | 1.05 | %
$100,000 or more | 228,041 |  |  | 0.75 | % |  | 279,765 |  |  | 0.71 | %
Total certificates of deposit | 382,361 |  |  | 0.69 | % |  | 521,627 |  |  | 0.87 | %
Total deposits | $ | 4,169,334 |  |  | 0.12 | % |  | $ | 4,076,551 |  |  | 0.21 | %
Maturities Of Certificates Of Deposit | Scheduled maturities of certificates of deposit are summarized as follows (in thousands):
| December 31, 2021
2022 | $ | 295,838 |
2023 | 51,691 |
2024 | 16,765 |
2025 | 13,363 |
2026 | 4,704 |
Total | $ | 382,361 |
Interest Expense On Deposits | Interest expense on deposits is summarized as follows (in thousands):
| December 31,
| 2021 |  | 2020 |  | 2019
Transaction | $ | 805 |  |  | $ | 2,372 |  |  | $ | 4,623 |
Savings and money market | 2,226 |  |  | 7,869 |  |  | 15,850 |
Certificates of deposit | 3,176 |  |  | 14,989 |  |  | 20,855 |
| $ | 6,207 |  |  | $ | 25,230 |  |  | $ | 41,328 |

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