| **DERIVATIVES (As Restated) (Other Derivatives) (Details) - USD ($)**              | 1 Months Ended |                  |                  |
|------------------------------------------------------------------------------------|----------------|------------------|------------------|
||
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | $ 42,385,338,000 | $ 40,020,177,000 |
| Asset derivatives, Fair value                                                      |           | 458,931,000      | 376,608,000      |
| Liability derivatives, Fair value                                                  |           | 495,918,000      | 401,573,000      |
| Fair value of warrants                                                             |           | 449,676,000      | 402,775,000      |
| Warrant [Member]                                                                   |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Fair value of warrants                                                             |           | 0                |             |
| Other [Member]                                                                     |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 833,086,000      | 646,321,000      |
| Asset derivatives, Fair value                                                      |           | 8,804,000        | 6,543,000        |
| Liability derivatives, Fair value                                                  |           | 12,971,000       | 9,914,000        |
| Foreign exchange contracts [Member]                                                |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 1,489,485,000    | 1,152,125,000    |
| Asset derivatives, Fair value                                                      |           | 31,997,000       | 20,033,000       |
| Liability derivatives, Fair value                                                  |           | 30,228,000       | 17,390,000       |
| Interest rate swap agreements [Member]                                             |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 2,939,000,000    | 3,231,000,000    |
| Asset derivatives, Fair value                                                      |           | 0                | 535,000          |
| Liability derivatives, Fair value                                                  |           | 14,767,000       | 12,743,000       |
| Interest rate cap agreements [Member]                                              |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 8,098,762,000    | 7,541,385,000    |
| Asset derivatives, Fair value                                                      |           | 31,585,000       | 49,762,000       |
| Liability derivatives, Fair value                                                  |           | 0                | 0                |
| Option for interest rate cap agreements [Member]                                   |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 8,098,762,000    | 7,541,385,000    |
| Asset derivatives, Fair value                                                      |           | 0                | 0                |
| Liability derivatives, Fair value                                                  |           | 31,614,000       | 49,806,000       |
| Total return settlement [Member]                                                   |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 1,404,726,000    | 1,404,726,000    |
| Asset derivatives, Fair value                                                      |           | 0                | 0                |
| Liability derivatives, Fair value                                                  |           | 59,588,000       | 48,893,000       |
| Mortgage banking derivatives [Member]                                              |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 1,440,046,000    | 960,770,000      |
| Asset derivatives, Fair value                                                      |           | 9,236,000        | 10,495,000       |
| Liability derivatives, Fair value                                                  |           | 6,084,000        | 9,872,000        |
| Mortgage banking derivatives [Member] | Forward commitments to sell loans [Member] |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 623,870,000      | 328,757,000      |
| Asset derivatives, Fair value                                                      |           | 0                | 0                |
| Liability derivatives, Fair value                                                  |           | 2,611,000        | 2,424,000        |
| Mortgage banking derivatives [Member] | Interest rate lock commitments [Member]    |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 381,176,000      | 163,013,000      |
| Asset derivatives, Fair value                                                      |           | 6,999,000        | 3,063,000        |
| Liability derivatives, Fair value                                                  |           | 0                | 0                |
| Mortgage banking derivatives [Member] | Mortgage srvicing rights [Member]          |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 435,000,000      | 469,000,000      |
| Asset derivatives, Fair value                                                      |           | 2,237,000        | 7,432,000        |
| Liability derivatives, Fair value                                                  |           | 3,473,000        | 7,448,000        |
| Customer related derivatives [Member]                                              |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 18,081,471,000   | 17,542,465,000   |
| Asset derivatives, Fair value                                                      |           | 377,309,000      | 289,240,000      |
| Liability derivatives, Fair value                                                  |           | 340,666,000      | 252,955,000      |
| Customer related derivatives [Member] | Swaps receive fixed [Member]               |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 8,165,227,000    | 7,927,522,000    |
| Asset derivatives, Fair value                                                      |           | 274,744,000      | 213,415,000      |
| Liability derivatives, Fair value                                                  |           | 286,000          | 4,343,000        |
| Customer related derivatives [Member] | Swaps pay fixed [Member]                   |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 8,225,468,000    | 7,944,247,000    |
| Asset derivatives, Fair value                                                      |           | 2,714,000        | 13,361,000       |
| Liability derivatives, Fair value                                                  |           | 241,078,000      | 186,732,000      |
| Customer related derivatives [Member] | Other [Member]                             |           |             |             |
| **Derivative Instruments Not Designated as Hedging Instruments [Abstract]**        |           |             |             |
| Notional                                                                           |           | 1,690,776,000    | 1,670,696,000    |
| Asset derivatives, Fair value                                                      |           | 99,851,000       | 62,464,000       |
| Liability derivatives, Fair value                                                  |           | $ 99,302,000     | $ 61,880,000     |
| SCUSA [Member] | Third Party [Member]                                              |           |             |             |
| **Derivative [Line Items]**                                                        |           |             |             |
| Proceeds from issuance of debt pledged with certain bonds                          | $ 251,000,000  |             |             |
| Facility term                                                                      | 1 year         |             |             |
| SCUSA [Member] | Third Party [Member] | LIBOR [Member]                             |           |             |             |
| **Derivative [Line Items]**                                                        |           |             |             |
| Basis spread on variable rate                                                      | 0.75%          |             |             |

| X                                                                                                                                                                                                                                                                                                                                                                                                                                          |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B
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| X                                                                                                                                                                                                                                                                                                                                                                                                         |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.
+ References
No definition available.
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| X                                                                                                                                                                                                                                                                                                                                        |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The percentage points added to the reference rate to compute the variable rate on the interest rate derivative.
+ References
No definition available.
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| X                                                                                                                                                                                                                                        |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - References
No definition available.
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               |
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as an asset.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624163-113959
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as a liability.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624163-113959
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|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=51825145&loc=SL20226008-175313Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13495-108611Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13433-108611Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958
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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                                                                                                                                                                                                                                                                                                                                                            |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.
+ References
No definition available.
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| X                                                                                                                                               |
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| X                                                                                                                                                                    |
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| X                                                                                                                           |
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| X                                                                                                                                             |
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