| **LEASED VEHICLES, NET (As Restated) (Details) - USD ($) $ in Thousands**                                                                                                                                                                                                                                                                                                                                                                                  | 3 Months Ended |             |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------|-------------|
||
| **Leases [Abstract]**                                                                                                                                                                                                                                                                                                                                                                                                                                      |                |        |   |   |
| Leased vehicles                                                                                                                                                                                                                                                                                                                                                                                                                                            |                | $ 9,010,383 |   | $ 8,255,912 |
| Origination fees and other costs                                                                                                                                                                                                                                                                                                                                                                                                                           |                | 25,051      |   | 20,628 |
| Manufacturer subvention payments                                                                                                                                                                                                                                                                                                                                                                                                                           |                | (894,773)   |   | (834,669) |
| Total leased vehicles                                                                                                                                                                                                                                                                                                                                                                                                                                      |                | 8,140,661   |   | 7,441,871 |
| Less: accumulated depreciation                                                                                                                                                                                                                                                                                                                                                                                                                             |                | (1,083,703) |   | (817,901) |
| Leased vehicles, net                                                                                                                                                                                                                                                                                                                                                                                                                                       | [1],[2]        | 7,056,958   |   | $ 6,623,970 |
| Chrysler Capital leases, depreciated net capitalized cost                                                                                                                                                                                                                                                                                                                                                                                                  |                | 561,300     |   |   |
| Chrysler Capital leases, net book value                                                                                                                                                                                                                                                                                                                                                                                                                    |                | 488,900     |   |   |
| Lease income                                                                                                                                                                                                                                                                                                                                                                                                                                               |                | 313,331     | $ 89,028 |   |
| Lease expense                                                                                                                                                                                                                                                                                                                                                                                                                                              |                | $ 240,948   | $ 61,444 |   |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
| [1]Net of accumulated depreciation of $1.1 billion and $817.9 million at March 31, 2015 and December 31, 2014, respectively[2]The Company has interests in certain securitization trusts ("Trusts") that are considered variable interest entities ("VIEs") for accounting purposes. The Company consolidates VIEs where it is deemed the primary beneficiary. See Note 7 to these Condensed Consolidated Financial Statements for additional information. |

| X                                                                                                                                                                                                                                                               |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Capital Leased Assets, Depreciable Value
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                  |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Property Subject to or Available for Operating Lease, Gross, Including Initial Direct Costs and Manufacturer Subvention Payments
+ References
No definition available.
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|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The total gross amount less the charge for the use of the long-lived depreciable assets subject to a lease meeting the criteria for capitalization.
+ References
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                              |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The total amount of revenue recognized for the period from operating leases, including minimum lease revenue, contingent revenue, percentage revenue and sublease revenue.
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|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of accumulated depreciation, by major property class, recorded on property subject to or available for lease as of the balance sheet date.
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|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount before accumulated depreciation of physical assets used in the normal conduct of business to produce goods and services subject to or available for lease.
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of property, by major property class, net of accumulated depreciation, subject to or available for lease as of the balance sheet date.
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