Represents the carrying amount, as of the balance sheet date, of withholding tax amount.

No definition available.

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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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No definition available.

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The preferential enterprise income tax rate granted to a designated High and New Technology Enterprise.

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No definition available.

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Represents the frequency of the review of the qualifications for a designated High and New Technology Enterprise in the PRC.

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The statutory withholding income tax rate to which dividends paid by a foreign investment enterprise to its immediate holding company outside of China are subject under the current EIT Law in PRC.

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No definition available.

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The statutory withholding income tax rate for certain treaty jurisdictions, such as Hong Kong, to which dividends paid by a foreign investment enterprise to its immediate holding company outside of China are subject under the current EIT Law in PRC.

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No definition available.

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Amount of deferred tax liability not recognized because of the exceptions to comprehensive recognition of deferred taxes related to undistributed earnings of domestic subsidiaries.

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- Definition

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of undistributed earnings of domestic subsidiaries or domestic joint ventures intended to be permanent.

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TAXATION (Details) - CNY (¥) ¥ in Thousands	12 Months Ended
TAXATION (Details) - CNY (¥) ¥ in Thousands	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
TAXATION
Income tax rate (as a percent)	25.00%	25.00%	25.00%
Withholding income tax rate (as a percent)	10.00%
Cumulative undistributed earnings of the Company's PRC subsidiaries	¥ 8,425,647	¥ 6,913,897
Unrecognized deferred tax liability of the Company's PRC subsidiaries	¥ 842,565	¥ 691,390
Hong Kong
TAXATION
Withholding income tax rate for Hong Kong (as a percent)	5.00%
PRC
TAXATION
Income tax rate (as a percent)	25.00%
Cayman Islands
TAXATION
Withholding tax amount	¥ 0
British Virgin Islands
TAXATION
Withholding tax amount	¥ 0
51net \| Hong Kong
TAXATION
Income tax rate (as a percent)	16.50%
Tech JV \| PRC
TAXATION
Preferential income tax rate for High and New Technology Enterprise (as a percent)	15.00%
Review frequency of the qualifications for High and New Technology Enterprise	3 years
Beijing Lagou Network Technology Co., Ltd
TAXATION
Preferential income tax rate for High and New Technology Enterprise (as a percent)	15.00%
Beijing Zhiding Youyuan Management Consulting Co., Ltd
TAXATION
Preferential income tax rate for High and New Technology Enterprise (as a percent)	15.00%