Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]

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Revenue Recognition Term Of Contract

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Represents information pertaining to taxes and related surcharges amount from hospital revenue.

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Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Revenue realized in the period on direct financing leases.

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Amount of revenue earned from products sold or services provided under the terms of a contract, including, but not limited to, government contracts and construction contracts, classified as other.

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Amount of the cumulative effect on retained earnings net of related income tax effect.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency.

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Amount of interest capitalized, including amount of allowance for funds used during construction.

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Amount, after sales adjustments, returns, allowances, and discounts, of revenue classified as other.

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Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

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Revenue from providing technology services. The services may include training, installation, engineering or consulting. Consulting services often include implementation support, software design or development, or the customization or modification of the licensed software.

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) ¥ in Thousands, $ in Thousands			12 Months Ended
	Jan. 02, 2017 CNY (¥)	Jan. 02, 2017 USD ($)	Dec. 31, 2017 CNY (¥)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 CNY (¥)	Dec. 31, 2015 CNY (¥)
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Noon buying rate			6.5063	6.5063
Interest and other costs relating to construction capitalized			¥ 38,533	$ 5,922	¥ 1,956	¥ 1,376
Impairment on long-lived assets			28,600	4,396	61,124	23,125
Lease and management services revenue			245,434	37,723	378,723	525,208
Management services revenue			29,549	4,542	27,707	21,596
Revenue from technical services			9,779	1,503	17,543	21,449
Financing lease income			7,554	1,161	14,100	23,259
Medical equipment sales			7,005	1,077	5,456	6,234
Taxes and related surcharges			2,439	375	5,854	22,237
Advertising expenses			¥ 2,910	$ 447	¥ 7,378	¥ 15,205
Accounting Standards Update 2016-09 [Member]
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Cumulative Effect on Retained Earnings, Net of Tax	¥ 3,123	$ 480
Minimum [Member]
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Leases and management service arrangements, term			5 years	5 years
Maximum [Member]
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Leases and management service arrangements, term			20 years	20 years
Prepaid Land Lease Rights [Member]
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Amortization period			50 years	50 years