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v3.20.4

DEPOSITS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
DEPOSITS |
Schedule of the remaining maturities of the Bank's time deposits | ​
​ | ​ | ​ | ​
(In thousands) |  | Total
2021 | ​ | $ | 238,117
2022 | ​ |  | 26,702
2023 | ​ |  | 14,258
2024 | ​ |  | 4,897
2025 | ​ |  | 4,265
Thereafter | ​ |  | 206
Total | ​ | $ | 288,445

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- Definition Scheduled maturities of certificates of deposits presented as less than $100,000 and $100,000 or more. + References No definition available. + Details
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Namespace Prefix: | dcom_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_DepositsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration