The equity interest in question regarding a litigation case.

No definition available.

Name:	cnet_EquityInterestInQuestion
Namespace Prefix:	cnet_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Represent of percentage of minimum consumption. If the company fails to achieve the minimum consumption amount, the company is not eligible to enjoy any discount.

+ References

No definition available.

+ Details

Name:	cnet_PercentageOfMinimumConsumptionAmount
Namespace Prefix:	cnet_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of probable cash compensation that may be charged by the supplier.

+ References

No definition available.

+ Details

Name:	cnet_ProbableCashCompensationChargedBySupplier
Namespace Prefix:	cnet_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The contract amount for the development of software technology.

+ References

No definition available.

+ Details

Name:	cnet_SoftwareTechnologyContract
Namespace Prefix:	cnet_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

+ References

No definition available.

+ Details

Name:	us-gaap_LeaseAndRentalExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash outflow associated with the development, modification or acquisition of software programs or applications for internal use (that is, not to be sold, leased or otherwise marketed to others) that qualify for capitalization.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585

+ Details

Name:	us-gaap_PaymentsForSoftware
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services, excluding long-term purchase commitments or unconditional purchase obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(19))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(17))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(25))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_PurchaseCommitmentRemainingMinimumAmountCommitted
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_ComputerSoftwareIntangibleAssetMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LitigationStatusAxis=us-gaap_PendingLitigationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LitigationCaseAxis=cnet_BusinessOpportunityOnlineVsBeijing58InformationCoLtdInChaoyangDistrictPeoplesCourtOfBeijingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=cnet_BusinessOpportunityOnlineMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LitigationStatusAxis=us-gaap_JudicialRulingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Note 24 - Commitments and Contingencies (Details Textual) ¥ in Thousands					1 Months Ended	3 Months Ended		9 Months Ended
	May 30, 2016	Jan. 20, 2016	Oct. 26, 2015	Jun. 13, 2015 USD ($)	Jun. 30, 2015 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2016 CNY (¥)	Sep. 30, 2015 USD ($)	Jun. 13, 2015 CNY (¥)	May 31, 2015 USD ($)	May 31, 2015 CNY (¥)
Computer Software, Intangible Asset [Member]
Software Technology Contract												$ 1,400,000	¥ 9,500
Pending Litigation [Member] \| Business Opportunity Online Vs. Beijing 58 Information Co., Ltd in Chaoyang District People's Court of Beijing [Member] \| Business Opportunity Online [Member]
Equity Interest in Question			17.50%
Judicial Ruling [Member] \| Business Opportunity Online Vs. Beijing 58 Information Co., Ltd in Chaoyang District People's Court of Beijing [Member] \| Business Opportunity Online [Member]
Equity Interest in Question	17.50%	17.50%
Operating Leases, Rent Expense						$ 137,000	$ 109,000	$ 447,000		$ 319,000
Payments for Software								$ 1,000,000	¥ 6,650
Purchase Commitment, Remaining Minimum Amount Committed				$ 15,100,000							¥ 100,000
Percentage of Minimum Consumption Amount				50.00%
Probable Cash Compensation Charged by Supplier					$ 130,000