XML 39 R30.htm IDEA: XBRL DOCUMENT
v3.23.1

Other Real Estate Owned and Repossessed Assets (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2023
Other Real Estate [Abstract] |
Summary of Foreclosed Property Activity | The following table summarizes foreclosed property activity as of the three months ended March 31, 2023 and 2022:
|  | March 31, 2023 |  |  | March 31, 2022 |
|  | (Dollars in Thousands) |
Beginning balance |  | $ | 686 |  |  | $ | 2,149 |
Additions |  |  | — |  |  |  | — |
Sales proceeds |  |  | — |  |  |  | (1,431 | )
Gross gains |  |  | — |  |  |  | 183 |
Gross losses |  |  | — |  |  |  | (27 | )
Net gains |  |  | — |  |  |  | 156 |
Impairment |  |  | (69 | ) |  |  | — |
Ending balance |  | $ | 617 |  |  | $ | 874 |
Summary of Repossessed Assets Activity | The following table summarizes repossessed asset activity as of the three months ended March 31, 2023 and 2022:
|  | March 31, 2023 |  |  | March 31, 2022 |
|  | (Dollars in Thousands) |
Beginning balance |  | $ | 83 |  |  | $ | 154 |
Transfers from loans |  |  | 490 |  |  |  | 51 |
Sales proceeds |  |  | (128 | ) |  |  | (100 | )
Gross gains |  |  | — |  |  |  | — |
Gross losses |  |  | (180 | ) |  |  | (44 | )
Net losses |  |  | (180 | ) |  |  | (44 | )
Impairment |  |  | — |  |  |  | — |
Ending balance |  | $ | 265 |  |  | $ | 61 |

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

X
- Definition Other real estate assets acquired in repossessions. + References No definition available. + Details
Name: | fusb_OtherRealEstateAssetsAcquiredInRepossessionsTableTextBlock
Namespace Prefix: | fusb_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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