XML 42 R31.htm IDEA: XBRL DOCUMENT v3.3.1.900

PRINCIPAL ACCOUNTING POLICIES (Details)	9 Months Ended
	Sep. 30, 2015 CNY (¥) item
Shanghai Ctrip Commerce | Two senior officers of the Company
Major variable interest entities and their subsidiaries
Number of Officers | item	2
Shareholding percentage of VIE	100.00%
Registered capital of VIE	¥ 30,000,000
Beijing Ctrip | Shanghai Ctrip Commerce and One Senior Officer of Ctrip.com International, Ltd.
Major variable interest entities and their subsidiaries
Shareholding percentage of VIE	100.00%
Registered capital of VIE	¥ 40,000,000
Guangzhou Ctrip | Two senior officers of the Company
Major variable interest entities and their subsidiaries
Number of Officers | item	2
Shareholding percentage of VIE	100.00%
Registered capital of VIE	¥ 3,000,000
Shanghai Ctrip | One senior officer of the Company
Major variable interest entities and their subsidiaries
Shareholding percentage of VIE	100.00%
Registered capital of VIE	¥ 10,000,000
Shenzhen Ctrip | Two senior officers of the Company
Major variable interest entities and their subsidiaries
Number of Officers | item	2
Shareholding percentage of VIE	100.00%
Registered capital of VIE	¥ 2,500,000
Ctrip Insurance | Shanghai Ctrip Commerce and Ctrip Computer Technology
Major variable interest entities and their subsidiaries
Shareholding percentage of VIE	100.00%
Registered capital of VIE	¥ 50,000,000
Shanghai Huacheng | Shanghai Ctrip Commerce
Major variable interest entities and their subsidiaries
Shareholding percentage of VIE	100.00%
Registered capital of VIE	¥ 100,000,000
Chengdu Ctrip | Shanghai Ctrip
Major variable interest entities and their subsidiaries
Shareholding percentage of VIE	100.00%
Registered capital of VIE	¥ 20,000,000
Chengdu Ctrip International | Shanghai Ctrip
Major variable interest entities and their subsidiaries
Shareholding percentage of VIE	100.00%
Registered capital of VIE	¥ 2,000,000

X

- Definition

Number of officers with ownership interest in variable interest entity.

+ References

No definition available.

+ Details

Name:	ctrp_NumberOfOfficers
Namespace Prefix:	ctrp_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Registered Capital of VIE.

+ References

No definition available.

+ Details

Name:	ctrp_RegisteredCapitalOfVie
Namespace Prefix:	ctrp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

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.

+ References

No definition available.

+ Details

Name:	us-gaap_VariableInterestEntityLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 5A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=28200181&loc=SL6759159-111685

+ Details

Name:	us-gaap_VariableInterestEntityOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=ctrp_ShanghaiCtripCommerceCoLtdShanghaiCtripCommerceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=ctrp_TwoOfficersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=ctrp_BeijingCtripInternationalTravelAgencyCoLtdBeijingCtripMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=ctrp_ShanghaiCtripCommerceAndOneSeniorOfficerOfCtripComInternationalLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=ctrp_GuangzhouCtripInternationalTravelAgencyCoLtdGuangzhouCtripMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=ctrp_ShanghaiCtripInternationalTravelAgencyCoLtdShanghaiCtripFormerlyShanghaiCtripCharmingInternationalTravelAgencyCoLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=ctrp_OneOfficerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=ctrp_ShenzhenCtripTravelAgencyCoLtdShenzhenCtripMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=ctrp_CtripInsuranceAgencyCoLtdCtripInsuranceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=ctrp_ShanghaiCtripCommerceAndCtripComputerTechnologyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=ctrp_ShanghaiHuachengSouthwestTravelAgencyCoLtdShanghaiHuachengMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=ctrp_ShanghaiCtripCommerceCoLtdShanghaiCtripCommerceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=ctrp_ChengduCtripTravelAgencyCoLtdChengduCtripMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=ctrp_ShanghaiCtripInternationalTravelAgencyCoLtdShanghaiCtripFormerlyShanghaiCtripCharmingInternationalTravelAgencyCoLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=ctrp_ChengduCtripInternationalTravelAgencyCoLtdChengduCtripInternationalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: