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SUBSEQUENT EVENTS (Narrative) (Details) - CNY (¥) ¥ in Thousands | Apr. 08, 2018 | Apr. 06, 2017
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Subsequent Event [Line Items] |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners |  | 55.00%
Maximum [Member] | CICC Capital [Member] | Scenario, Forecast [Member] |  |
Subsequent Event [Line Items] |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners | 41.90% |
Minimum [Member] | CICC Capital [Member] | Scenario, Forecast [Member] |  |
Subsequent Event [Line Items] |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners | 37.50% |
Subsequent Events [Member] | Maximum [Member] | CICC Capital [Member] |  |
Subsequent Event [Line Items] |  |
Amount of Investment to be Received by Subsidiary | ¥ 1,800,000 |
Subsequent Events [Member] | Minimum [Member] | CICC Capital [Member] |  |
Subsequent Event [Line Items] |  |
Amount of Investment to be Received by Subsidiary | ¥ 1,500,000 |

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- Definition The amount of investment which will be received by the entity's subsidiary. + References No definition available. + Details
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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- Details
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