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Movements of Deferred Government Grants (Detail) - Deferred Government Grants ¥ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2017 USD ($) | Dec. 31, 2017 CNY (¥) | Dec. 31, 2016 CNY (¥) | Dec. 31, 2015 CNY (¥)
Components of Other Income (Expense) [Line Items] |  |  |  |
Balance at beginning of the year | $ 4,764 | ¥ 30,993 | ¥ 37,620 | ¥ 33,572
Additions | 442 | 2,877 | 0 | 10,160
Decrease due to disposal of subsidiaries | (549) | (3,573) |  |
Recognized as a reduction of depreciation expense | (1,209) | (7,862) | (6,627) | (6,112)
Balance at end of the year | $ 3,448 | ¥ 22,435 | ¥ 30,993 | ¥ 37,620

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- Definition Revenue earned during the period from non-repayable sum of money awarded to an entity to carry out a specific purpose as provided in grant agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(e)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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- Details
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