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LOANS AND ALLOWANCE FOR LOAN LOSSES (Schedule of Acquired Loan Portfolio and Accretable Yield) (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
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Dec. 31, 2014
|
Dec. 31, 2013
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Dec. 31, 2012
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| Carrying Amount of Loans | |||
| Balance at beginning of period | $ 4,565us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQuality | ||
| Balance at end of period | 105,788us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQuality | 3,622us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQuality | 4,565us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQuality |
| Purchased Impaired [Member] | |||
| Accretable Yield | |||
| Balance at beginning of period |
2,980us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
3,147us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
|
| Additions |
34,653us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAdditions / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
||
| Accretion |
(7,192)us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
(55)us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
|
| Reclassification from nonaccretable difference |
1,873us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsFromNonaccretableDifference / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
||
| Other, net |
(3,358)ubsh_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldOthers / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
(112)ubsh_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldOthers / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
|
| Balance at end of period |
28,956us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
2,980us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
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| Carrying Amount of Loans | |||
| Balance at beginning of period |
3,622us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQuality / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
4,565us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQuality / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
|
| Additions |
145,454ubsh_AdditionsToAcquiredLoans / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
||
| Net reductions for payments, foreclosures, and accretion |
(43,288)ubsh_NetReductionAcquiredLoansForPaymentsForeclosures / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
(943)ubsh_NetReductionAcquiredLoansForPaymentsForeclosures / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
|
| Balance at end of period |
$ 105,788us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQuality / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
$ 3,622us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQuality / ubsh_FinancingReceivablesPurchasedImpairedAxis = ubsh_PurchasedImpairedMember |
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| X | ||||||||||
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- Definition
Additions to loans acquired. No definition available.
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| X | ||||||||||
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- Definition
Certain loans acquired in transfer not accounted for as debt securities accretable yield others. No definition available.
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| X | ||||||||||
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- Definition
Net Reduction Acquired Loans For Payments Foreclosures. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount of the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities with evidence of deterioration of credit quality. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of decrease from accretion of the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities with evidence of deterioration of credit quality. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of additions to the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities with evidence of deterioration of credit quality. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of increase of reclassification from nonaccretable difference to the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities with evidence of deterioration of credit quality. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The balance of financing receivables that were acquired with deteriorated credit quality. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Details
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