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Tax Effects of Temporary Differences that Gave Rise to Deferred Tax Balances (Detail) ¥ in Thousands, $ in Thousands | Dec. 31, 2016 USD ($) | Dec. 31, 2016 CNY (¥) | Dec. 31, 2015 CNY (¥) | Dec. 31, 2013 CNY (¥)
--- | --- | --- | --- | ---
Deferred tax assets: |  |  |  |
Provision for doubtful receivables | $ 19,862 | ¥ 137,901 | ¥ 120,612 |
Accrued expenses, payroll and others | 391,061 | 2,715,136 | 1,745,810 |
Fixed assets depreciation | 3,805 | 26,421 | 19,659 |
Net operating loss carry-forward | 248,744 | 1,727,031 | 1,320,496 |
Less: valuation allowance | (505,006) | (3,506,259) | (2,198,403) |
Deferred tax assets, net | 158,466 | 1,100,230 | 1,008,174 |
Deferred tax liabilities: |  |  |  |
Long-lived assets arising from acquisitions | 35,756 | 248,251 | 359,531 |
Withholding tax on PRC subsidiaries' undistributed earnings | 91,151 | 632,859 | 592,719 | ¥ 580,720
Withholding tax on capital gains derived from PRC | 390,050 | 2,708,125 | 2,489,040 |
Deferred tax liabilities | $ 516,957 | ¥ 3,589,235 | ¥ 3,441,290 |

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