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Summary of Significant Accounting Policies - Other Narrative (Details) |  | 1 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Oct. 01, 2022 USD ($) | Oct. 31, 2022 USD ($) shares | Dec. 31, 2022 USD ($) segment investment valuationMethod $ / shares | Dec. 31, 2021 USD ($) $ / shares | Dec. 31, 2020 USD ($) | Jan. 01, 2023 USD ($) | Mar. 31, 2022 | Apr. 30, 2021 | Feb. 28, 2021
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Common stock issued related to acquisitions |  |  | $ 9,579,000 | $ 600,000 | $ 240,000 |  |  |  |
Number of equity method investments | investment |  |  | 3 |  |  |  |  |  |
Period past due for loans to be considered as delinquent |  |  | 90 days |  |  |  |  |  |
Total valuation methods used on impaired loans | valuationMethod |  |  | 3 |  |  |  |  |  |
Total loans serviced for others |  |  | $ 1,600,000 | 2,800,000 |  |  |  |  |
Other real estate |  |  | 1,200,000 | 2,300,000 |  |  |  |  |
Deferred income tax valuation allowance |  |  | 0 |  |  |  |  |  |
Liability for uncertain tax positions |  |  | 0 |  |  |  |  |  |
Unrecognized tax benefits |  |  | $ 0 |  |  |  |  |  |
Number of reportable segments | segment |  |  | 5 |  |  |  |  |  |
Expected charge to retained earnings |  |  | $ (144,911,000) | (138,219,000) |  |  |  |  |
Loans receivable |  |  | 2,372,645,000 | 1,869,838,000 |  |  |  |  |
LIBOR |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Loans receivable |  |  | $ 317,100,000 |  |  |  |  |  |
Software |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Estimated useful lives |  |  | 3 years |  |  |  |  |  |
Minimum | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 | Forecast |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Expected charge to retained earnings |  |  |  |  |  | $ 6,500,000 |  |  |
Minimum | Building |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Estimated useful lives |  |  | 7 years |  |  |  |  |  |
Minimum | Furniture, Fixtures and Equipment |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Estimated useful lives |  |  | 3 years |  |  |  |  |  |
Maximum | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 | Forecast |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Expected charge to retained earnings |  |  |  |  |  | $ 7,000,000 |  |  |
Maximum | Building |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Estimated useful lives |  |  | 40 years |  |  |  |  |  |
Maximum | Furniture, Fixtures and Equipment |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Estimated useful lives |  |  | 10 years |  |  |  |  |  |
Subsidiary bank |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
FHLB stock |  |  | $ 10,000,000 | $ 1,800,000 |  |  |  |  |
FHLB stock par value (in dollars per share) | $ / shares |  |  | $ 100 | $ 100 |  |  |  |  |
MVB Technology |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Ownership interest |  |  | 93.40% |  |  |  |  |  |
MVB Technology | Edge Ventures |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Ownership interest |  |  | 93.40% |  |  |  |  |  |
Flexia |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Ownership interest |  |  | 80.00% |  |  |  |  |  | 80.00%
Flexia | Edge Ventures |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Ownership interest |  |  | 80.00% |  |  |  |  |  |
Trabian |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Ownership interest |  |  | 80.80% |  |  |  |  | 80.00% |
Warp Speed Holdings LLC |  |  |  |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Ownership interest |  |  |  |  |  |  | 37.50% |  |
Cash consideration | $ 38,400,000 |  |  |  |  |  |  |  |
Common stock issued related to acquisitions (in shares) | shares |  | 313,030 |  |  |  |  |  |  |
Consideration issued as equity | $ 9,600,000 |  |  |  |  |  |  |  |
Number of trading days | 20 days |  |  |  |  |  |  |  |
Common stock issued related to acquisitions |  | $ 9,580,000 |  |  |  |  |  |  |

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