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NON-COVERED LOANS AND ALLOWANCE FOR LOAN LOSSES (Troubled Debt Restructurings) (Details) (USD $) |  |  |  |  |  |  |  |  |  | 9 Months Ended |  | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended
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Sep. 30, 2011 | Dec. 31, 2010 | Sep. 30, 2011 Performing [Member] | Dec. 31, 2010 Performing [Member] | Sep. 30, 2011 Performing [Member] A/B Note Splits [Member] | Dec. 31, 2010 Performing [Member] A/B Note Splits [Member] | Sep. 30, 2011 Performing [Member] Residential [Member] | Sep. 30, 2011 Performing [Member] Commercial and Industrial [Member] | Sep. 30, 2011 Performing [Member] Commercial Real Estate [Member] | Sep. 30, 2011 Nonperforming [Member] | Dec. 31, 2010 Nonperforming [Member] | Sep. 30, 2011 Nonperforming [Member] Residential [Member] | Sep. 30, 2011 Nonperforming [Member] Commercial and Industrial [Member] | Sep. 30, 2011 Nonperforming [Member] Commercial Real Estate [Member] | Sep. 30, 2011 A/B Note Splits [Member] Residential [Member] | Sep. 30, 2011 Residential [Member] | Sep. 30, 2011 Commercial and Industrial [Member] | Sep. 30, 2011 Unallocated [Member] | Sep. 30, 2011 Commercial Real Estate [Member] | Sep. 30, 2011 Consumer [Member] | Sep. 30, 2011 Residential, Single-family [Member] | Sep. 30, 2011 Residential, Single-family [Member] | Sep. 30, 2011 Residential, Single-family [Member] | Sep. 30, 2011 Residential, Multifamily [Member] | Sep. 30, 2011 Residential, Multifamily [Member] | Sep. 30, 2011 Residential, Multifamily [Member] | Sep. 30, 2011 CRE, Income Producing [Member] | Sep. 30, 2011 CRE, Income Producing [Member] | Sep. 30, 2011 CRE, Income Producing [Member] | Sep. 30, 2011 CRE, Construction [Member] | Sep. 30, 2011 CRE, Construction [Member] | Sep. 30, 2011 CRE, Construction [Member] | Sep. 30, 2011 CRE, Land [Member] | Sep. 30, 2011 CRE, Land [Member] | Sep. 30, 2011 CRE, Land [Member] | Sep. 30, 2011 C&I, Commercial Business [Member] | Sep. 30, 2011 C&I, Commercial Business [Member] | Sep. 30, 2011 C&I, Commercial Business [Member] | Sep. 30, 2011 C&I, Trade Finance [Member] | Sep. 30, 2011 C&I, Trade Finance [Member] | Sep. 30, 2011 C&I, Trade Finance [Member] | Sep. 30, 2011 Consumer, Student Loans [Member] | Sep. 30, 2011 Consumer, Student Loans [Member] | Sep. 30, 2011 Consumer, Student Loans [Member] | Sep. 30, 2011 Other Consumer [Member] | Sep. 30, 2011 Other Consumer [Member] | Sep. 30, 2011 Other Consumer [Member]
Restructured loans [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Recorded investment |  |  | $ 81,000,000 | $ 122,100,000 | $ 29,100,000 | $ 57,300,000 | $ 20,600,000 | $ 11,200,000 | $ 49,300,000 | $ 39,000,000 | $ 42,100,000 | $ 2,000,000 | $ 900,000 | $ 36,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Contracts |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 |  | 9 |  |  | 4 |  | 11 |  |  | 2 |  | 8 |  |  | 1 |  | 2 |  |  | 6 |  | 15 |  |  | 4 |  | 16 |  |  | 1 |  | 1 |  |  | 0 |  | 0 |  |  | 0 |  | 0 |  |
Pre-Modification Outstanding Recorded Investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 990,000 |  | 2,204,000 |  |  | 1,722,000 |  | 5,136,000 |  |  | 5,116,000 |  | 22,648,000 |  |  | 2,859,000 |  | 3,267,000 |  |  | 4,311,000 |  | 40,651,000 |  |  | 548,000 |  | 8,916,000 |  |  | 4,127,000 |  | 4,127,000 |  |  | 0 |  | 0 |  |  | 0 |  | 0 |  |
Post-Modification Outstanding Recorded Investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 987,000 | [1] | 2,089,000 | [1] |  | 1,040,000 | [1] | 4,436,000 | [1] |  | 5,097,000 | [1] | 19,273,000 | [1] |  | 2,859,000 | [1] | 3,748,000 | [1] |  | 4,307,000 | [1] | 36,111,000 | [1] |  | 542,000 | [1] | 7,233,000 | [1] |  | 4,127,000 | [1] | 4,127,000 | [1] |  | 0 | [1] | 0 | [1] |  | 0 | [1] | 0 | [1] |
Financial Impact |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 328,000 | [2] | 430,000 | [2] |  | 1,220,000 | [2] | 1,344,000 | [2] |  | 0 | [2] | 3,796,000 | [2] |  | 0 | [2] | 0 | [2] |  | 1,507,000 | [2] | 1,874,000 | [2] |  | 885,000 | [2] | 2,053,000 | [2] |  | 0 | [2] | 0 | [2] |  | 0 | [2] | 0 | [2] |  | 0 | [2] | 0 | [2] |
Loans modified as TDRs [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Modified troubled debt restructurings |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13,700,000 |  | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Period beyond which a TDR generally becomes delinquent (in days) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 90D | 30D |  | 30D | 30D |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for non-covered loans receivable | (211,738,000) | (230,408,000) | 3,700,000 |  |  |  |  |  |  | 278,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Contracts |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |  | 2 |  |  |  |  | 2 |  |  |  |  | 5 |  |  |  |  | 1 |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |  | 0
Recorded Investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  |  |  |  | $ 0 |  |  |  |  | $ 17,546,000 |  |  |  |  | $ 2,398,000 |  |  |  |  | $ 13,241,000 |  |  |  |  | $ 51,000 |  |  |  |  | $ 0 |  |  |  |  | $ 0 |  |  |  |  | $ 0
[1] | Includes subsequent payments after modification and reflects the balance as of September 30, 2011.
[2] | The financial impact includes chargeoffs and specific reserves recorded at modification date.

X
- Definition The allowance for noncovered loan losses represents the reserve to cover probable credit losses related to specifically identified loans, as well as probable credit losses inherent in the remainder of the loan portfolio as of the balance sheet date. + Details
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- Details
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- Definition Amount of modified troubled debt restructuring related to financing receivables based on loan type and circumstances of the borrower's financial difficulty in order to maximize the entity's recovery. + Details
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- Definition The number of financing receivables that have been modified by troubled debt restructurings during the period. + Details
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- Definition The number of financing receivables that have been modified by troubled debt restructurings and then subsequently defaulted. + Details
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- Definition The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings after the financing receivable has been modified. + Details
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- Definition The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings before the financing receivable has been modified. + Details
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- Definition The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings. + Details
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- Details
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- Definition Duration of delinquency related to troubled debt restructuring loans where it become a nonaccrual loans and considered to have defaulted. + Details
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- Definition The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 32 -URI http://asc.fasb.org/extlink&oid=6965416&loc=SL6953670-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=6965416&loc=SL6953676-111524 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6951948&loc=d3e18845-111554 + Details
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- Definition Reflects the amount of the write-down related to a troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6951948&loc=d3e18845-111554 + Details
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