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PROPERTY, PLANT AND EQUIPMENT, NET - (Narrative) (Details) ¥ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2020 CNY (¥)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 CNY (¥)	Dec. 31, 2018 CNY (¥)	Dec. 31, 2020 USD ($)
Property, Plant and Equipment [Line Items]
Depreciation of property, plant and equipment	¥ 55,030	$ 8,434	¥ 44,358	¥ 40,855
Tangible Asset Impairment Charges	0		6,453	4,418
Impairment Write Off	0		10,968	41,272
Equipment underoperating lease, cost	168,876		271,603		$ 25,881
Equipment under operating lease, accumulated depreciation	127,558		150,988		19,549
Property and equipment pledged as collateral for other borrowings	414,326		119,359		63,498
Property and equipment pledged to secure bank and other borrowings	1,150,018		1,152,379		$ 176,248
Hospital [Member]
Property, Plant and Equipment [Line Items]
Impairment of Intangible Assets (Excluding Goodwill)	0		0	351
Impairment Write Off	¥ 0		¥ 353	¥ 0

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- Definition

Amount of impairment which is written off during the period.

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- Definition

The amount represents the property and equipment pledged as collateral for other borrowings.

+ References

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The amount represents property and equipment pledged to secure bank and other borrowings.

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- Definition

Amount of accumulated depreciation of lessor's underlying asset for which right to use has been conveyed to lessee under operating lease.

+ References

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- Definition

Amount, before accumulated depreciation, of lessor's underlying asset for which right to use has been conveyed to lessee under operating lease.

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 1
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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

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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.

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The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value.

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