XML 35 R30.htm IDEA: XBRL DOCUMENT
v3.2.0.727

Guarantees, Commitments and Contingencies (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2015
Commitments And Contingencies Disclosure [Abstract] |
Summary of Commitments and Contingent Liabilities | A summary of these commitments and contingent liabilities is presented below:
|  | June 30, 2015 |  |  | December 31, 2014 |
|  | (Dollars in Thousands) |
Standby letters of credit |  | $ | 683 |  |  | $ | 833 |
Commitments to extend credit |  | $ | 29,914 |  |  | $ | 31,644 |

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

X
- Definition Summary of commitments and contingent liabilities. + References No definition available. + Details
Name: | usbi_SummaryOfCommitmentsAndContingentLiabilitiesTableTextBlock
Namespace Prefix: | usbi_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration