| **DERIVATIVES (As Restated) (Income Statement Effect) (Details) - USD ($) $ in Thousands** | 3 Months Ended |
|--------------------------------------------------------------------------------------------|----------------|
||
| Cross currency swaps [Member] | Miscellaneous income [Member] | Fair value hedges [Member] |           |   |
| **Derivative Instruments, Gain (Loss) [Line Items]**                                       |           |   |
| Gain (loss) recognized on all derivatives                                                  | $ (36)         | $ (681) |
| Interest rate swaps [Member] | Miscellaneous income [Member] | Fair value hedges [Member]  |           |   |
| **Derivative Instruments, Gain (Loss) [Line Items]**                                       |           |   |
| Gain (loss) recognized on all derivatives                                                  | (2,993)        | 735 |
| Interest rate swaps [Member] | Net interest income [Member] | Cash flow hedges [Member]    |           |   |
| **Derivative Instruments, Gain (Loss) [Line Items]**                                       |           |   |
| Gain (loss) recognized on all derivatives                                                  | (4,451)        | (13,685) |
| Forward commitments to sell loans [Member] | Mortgage banking income [Member]              |           |   |
| **Derivative Instruments, Gain (Loss) [Line Items]**                                       |           |   |
| Gain (loss) recognized on all derivatives                                                  | (187)          | (2,009) |
| Interest rate lock commitments [Member] | Mortgage banking income [Member]                 |           |   |
| **Derivative Instruments, Gain (Loss) [Line Items]**                                       |           |   |
| Gain (loss) recognized on all derivatives                                                  | 3,937          | 1,181 |
| Mortgage servicing rghts [Member] | Mortgage banking income [Member]                       |           |   |
| **Derivative Instruments, Gain (Loss) [Line Items]**                                       |           |   |
| Gain (loss) recognized on all derivatives                                                  | (1,219)        | (7,761) |
| Customer related derivatives [Member] | Miscellaneous income [Member]                      |           |   |
| **Derivative Instruments, Gain (Loss) [Line Items]**                                       |           |   |
| Gain (loss) recognized on all derivatives                                                  | 418            | 113 |
| Foreign exchange [Member] | Miscellaneous income [Member]                                  |           |   |
| **Derivative Instruments, Gain (Loss) [Line Items]**                                       |           |   |
| Gain (loss) recognized on all derivatives                                                  | (874)          | (911) |
| SCUSA derivatives [Member] | Miscellaneous income [Member]                                 |           |   |
| **Derivative Instruments, Gain (Loss) [Line Items]**                                       |           |   |
| Gain (loss) recognized on all derivatives                                                  | (2,397)        | 13,025 |
| SCUSA derivatives [Member] | Net interest income [Member]                                  |           |   |
| **Derivative Instruments, Gain (Loss) [Line Items]**                                       |           |   |
| Gain (loss) recognized on all derivatives                                                  | 18,044         | (1,839) |
| SCUSA derivatives [Member] | Other administrative [Member]                                 |           |   |
| **Derivative Instruments, Gain (Loss) [Line Items]**                                       |           |   |
| Gain (loss) recognized on all derivatives                                                  | (11,955)       | (1,673) |
| Other [Member] | Miscellaneous income [Member]                                             |           |   |
| **Derivative Instruments, Gain (Loss) [Line Items]**                                       |           |   |
| Gain (loss) recognized on all derivatives                                                  | $ (1,445)      | $ (648) |

| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5618551-113959Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (a),(c),(d),(e) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959
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| X                                                                                                                                                                                                                                                                                                                                                                                                                              |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
+ References
No definition available.
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| X                                                                                                                                                           |
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| X                                                                                                                                                                      |
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