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COVERED ASSETS AND FDIC INDEMNIFICATION ASSET (Details 3) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2013 | Mar. 31, 2012 | Dec. 31, 2012
Allowance for loan losses disclosures |  |  |
Allowance on covered loans | $ 10,110,000 |  | $ 5,153,000
Percentage of allowance allocated to covered loans | 4.20% |  |
Provision for covered loans | 5,089,000 | 1,621,000 |
United Commercial Bank (UCB) |  |  |
Allowance for loan losses disclosures |  |  |
Period before which the acquisition was made | 3 years 6 months |  |
Washington First International Bank (WFIB) |  |  |
Allowance for loan losses disclosures |  |  |
Period before which the acquisition was made | 3 years |  |
Covered loans accounted for under ASC 310-30 |  |  |
Allowance for loan losses disclosures |  |  |
Provision for covered loans | 2,000,000 |  |
Covered loans accounted for under ASC 310-30 | Commercial Real Estate ("CRE") |  |  |
Allowance for loan losses disclosures |  |  |
Allowance on covered loans | 2,000,000 |  |
Specific covered loans outside of the scope of ASC 310-30 |  |  |
Allowance for loan losses disclosures |  |  |
Allowance allocated to additional advances | 8,100,000 |  | 5,200,000
Percentage of allowance allocated to covered loans | 3.40% |  | 2.20%
Provision for covered loans | 3,100,000 |  | 1,600,000
Additional advances under shared-loss agreements | 408,900,000 |  | 431,700,000
Charge-offs |  | 0 |
Specific covered loans outside of the scope of ASC 310-30 | Commercial and Industrial ("C&I") |  |  |
Allowance for loan losses disclosures |  |  |
Allowance allocated to additional advances | 4,800,000 |  | 2,400,000
Additional advances under shared-loss agreements | 284,100,000 |  | 302,300,000
Charge-offs | 132,000 |  |
Specific covered loans outside of the scope of ASC 310-30 | Commercial Real Estate ("CRE") |  |  |
Allowance for loan losses disclosures |  |  |
Allowance allocated to additional advances | 2,800,000 |  | 2,500,000
Additional advances under shared-loss agreements | 81,200,000 |  | 83,400,000
Specific covered loans outside of the scope of ASC 310-30 | Consumer |  |  |
Allowance for loan losses disclosures |  |  |
Allowance allocated to additional advances | 407,000 |  | 194,000
Additional advances under shared-loss agreements | 33,000,000 |  | 34,500,000
Specific covered loans outside of the scope of ASC 310-30 | Residential |  |  |
Allowance for loan losses disclosures |  |  |
Allowance allocated to additional advances | 160,000 |  | 87,000
Additional advances under shared-loss agreements | $ 10,600,000 |  | $ 11,500,000

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- Definition Additional advances on covered loans included in covered loans under the shared-loss agreements but not accounted for under ASU 310-30. + References No definition available. + Details
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- Details
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- Definition Amount of allowance for loan and lease losses on additional advances included in covered loans outside the scope of ASC 310-30. + References No definition available. + Details
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- Definition The percentage of allowance for loan losses that is allocated to covered loans at the end of the reporting period. + References No definition available. + Details
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- Definition Represents the period before which the acquisition was made by the entity. + References No definition available. + Details
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- Definition Amount of expense related to covered loan transactions and lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of collectability from the counterparty to reduce the account to their net realizable value. + References No definition available. + Details
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- Definition Reflects the amount of loans and leases that have been removed, or charged off, from both loan receivables and the reserve for credit losses, typically because they are considered to be not salvageable or have been purchased by unconsolidated collection entities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 114 -Paragraph 20 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5212-111524 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Subparagraph d -Article 9 + Details
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