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v3.23.2

Other Real Estate Owned and Repossessed Assets (Tables) | 6 Months Ended
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Jun. 30, 2023
Other Real Estate [Abstract] |
Summary of Foreclosed Property Activity | The following table summarizes foreclosed property activity as of the six months ended June 30, 2023 and 2022:
|  | June 30, 2023 |  |  | June 30, 2022 |
|  | (Dollars in Thousands) |
Beginning balance |  | $ | 686 |  |  | $ | 2,149 |
Additions |  |  | — |  |  |  | — |
Sales proceeds |  |  | — |  |  |  | (2,206 | )
Gross gains |  |  | — |  |  |  | 361 |
Gross losses |  |  | — |  |  |  | (27 | )
Net gains |  |  | — |  |  |  | 334 |
Impairment |  |  | (69 | ) |  |  | (1 | )
Ending balance |  | $ | 617 |  |  | $ | 276 |
Summary of Repossessed Assets Activity | The following table summarizes repossessed asset activity as of the six months ended June 30, 2023 and 2022:
|  | June 30, 2023 |  |  | June 30, 2022 |
|  | (Dollars in Thousands) |
Beginning balance |  | $ | 83 |  |  | $ | 154 |
Transfers from loans |  |  | 740 |  |  |  | 329 |
Sales proceeds |  |  | (291 | ) |  |  | (151 | )
Gross gains |  |  | — |  |  |  | — |
Gross losses |  |  | (324 | ) |  |  | (131 | )
Net losses |  |  | (324 | ) |  |  | (131 | )
Impairment |  |  | — |  |  |  | — |
Ending balance |  | $ | 208 |  |  | $ | 201 |

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- Definition Other real estate assets acquired in foreclosure roll forward. + References No definition available. + Details
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- Definition Other real estate assets acquired in repossessions. + References No definition available. + Details
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Namespace Prefix: | fusb_
Data Type: | dtr-types:textBlockItemType
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- References No definition available. + Details
Name: | us-gaap_OtherRealEstateAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration