PROPERTY, PLANT AND EQUIPMENT, NET - (Narrative) (Details) ¥ in Thousands, $ in Thousands |
12 Months Ended | ||||
|---|---|---|---|---|---|
|
Dec. 31, 2017
CNY (¥)
|
Dec. 31, 2017
USD ($)
|
Dec. 31, 2016
CNY (¥)
|
Dec. 31, 2015
CNY (¥)
|
Dec. 31, 2017
USD ($)
|
|
| Property, Plant and Equipment [Line Items] | |||||
| Depreciation of property, plant and equipment | ¥ 83,224 | $ 12,791 | ¥ 117,051 | ¥ 138,075 | |
| Property and equipment pledged as collateral | 37,481 | 111,728 | $ 5,761 | ||
| Secured bank borrowings | 29,725 | 78,445 | 4,569 | ||
| Equipment under operating lease, cost | 519,426 | 812,207 | 79,834 | ||
| Equipment under operating lease, accumulated depreciation | 312,853 | 354,207 | 48,085 | ||
| Impairment Write Off | 27,906 | 4,289 | 4,360 | 0 | |
| Tangible Asset Impairment Charges | 21,476 | $ 3,301 | 47,827 | ¥ 23,125 | |
| Redeemable Noncontrolling Interest, Equity, Carrying Amount | 396,281 | 0 | 60,907 | ||
| Construction in Progress [Member] | |||||
| Property, Plant and Equipment [Line Items] | |||||
| Property and equipment pledged as collateral | 206,244 | 0 | 31,699 | ||
| Secured bank borrowings | ¥ 280,459 | ¥ 0 | $ 43,105 | ||