XML 92 R85.htm IDEA: XBRL DOCUMENT v2.4.0.6

Related Party Transactions (Details) (USD $)	1 Months Ended		12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Related Party Transactions (Textual) [Abstract]
Potential shares of common stock	8,654,000	6,575,000	8,654,000	6,575,000
Related Party (Additional Textual) [Abstract]
Revenue derived from related party transactions			$ 203,751,000	$ 211,018,000	$ 171,110,000
Percentage of related party revenue to total revenue			27.00%	33.00%	35.00%
Related-party shared services fee				9,222,000	7,900,000
Other related-party operating expenses included within Selling and Marketing expense			6,400,000	4,300,000	1,200,000
Net related party receivable with Expedia and its subsidiaries	24,000,000	14,100,000	24,000,000	14,100,000
Distribution to related party prior to spinoff		405,500,000		405,500,000
Cash on hand retained following the Spin-Off		165,000,000		165,000,000
Common stock purchased by Liberty	4,799,848
Amount received from related party			7,000,000
Expedia [Member]
Related Party Transactions (Textual) [Abstract]
Related-party interest income (expense), net				$ 500,000	$ (200,000)
Percentage of voting power	25.00%	25.00%	25.00%	25.00%
Board of Directors [Member]
Related Party Transactions (Textual) [Abstract]
Percentage of voting power	25.00%	25.00%	25.00%	25.00%
Maximum [Member]
Related Party Transactions (Textual) [Abstract]
Period of various commercial agreements			1 year
Restricted Stock Units (RSU) [Member]
Related Party Transactions (Textual) [Abstract]
Common Stock issuable upon settlement	446,000	926,000	446,000	926,000
Stock options vest period			5 years
Mr. Diller [Member]
Related Party Transactions (Textual) [Abstract]
Beneficially Ownership of Shares of Common Stock	2,047,088
Potential shares of common stock	1,994,759		1,994,759
Stock options vest period	60 days
Percentage taken from outstanding shares of Common Stock	1.41%
Mr. Diller [Member] | Restricted Stock Units (RSU) [Member]
Related Party Transactions (Textual) [Abstract]
Common Stock issuable upon settlement	10,319		10,319
Liberty [Member]
Related Party Transactions (Textual) [Abstract]
Beneficially Ownership of Shares of Common Stock	18,159,752
Percentage taken from outstanding shares of Common Stock	14.00%
Percentage of beneficially Ownership of Shares of Common Stock	21.70%
Right to voting	one vote per share
Beneficially ownership of equity securities	56.60%
Liberty [Member] | Class B common stock [Member]
Related Party Transactions (Textual) [Abstract]
Beneficially Ownership of Shares of Common Stock	12,799,999
Percentage taken from outstanding shares of Common Stock Class B			100.00%
Right to voting	ten votes per share

X

- Definition

Amount distributed to Expedia in connection with Spin-Off.

+ References

No definition available.

+ Details

Name:	trip_AmountPaidToParentInConnectionWithSpinOff
Namespace Prefix:	trip_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount received from related party in connection with Spin-Off.

+ References

No definition available.

+ Details

Name:	trip_AmountReceivedFromRelatedParty
Namespace Prefix:	trip_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of cash to be retained after Spin-Off.

+ References

No definition available.

+ Details

Name:	trip_AmountToBeRetainedInCashAfterSpinOff
Namespace Prefix:	trip_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Common shareholder percentage to elect board of directors.

+ References

No definition available.

+ Details

Name:	trip_CommonShareholderPercentageToElectBoardOfDirectors
Namespace Prefix:	trip_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Common shares purchased by Liberty Interactive Corporation in December 2012.

+ References

No definition available.

+ Details

Name:	trip_CommonSharesPurchasedByRelatedParty
Namespace Prefix:	trip_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Common stock shares held by related party.

+ References

No definition available.

+ Details

Name:	trip_CommonStockSharesHeldByRelatedParty
Namespace Prefix:	trip_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Interest income expense related party.

+ References

No definition available.

+ Details

Name:	trip_InterestIncomeExpenseRelatedParty
Namespace Prefix:	trip_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Percentage of related party revenue to total revenue.

+ References

No definition available.

+ Details

Name:	trip_PercentageOfRelatedPartyRevenueToRevenue
Namespace Prefix:	trip_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The percentage of Class B common stock owned by a related party.

+ References

No definition available.

+ Details

Name:	trip_PercentOfCommonStockClassBHeldByRelatedPartyCurrent
Namespace Prefix:	trip_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The percentage of common stock owned by a related party.

+ References

No definition available.

+ Details

Name:	trip_PercentOfCommonStockHeldByRelatedPartyCurrent
Namespace Prefix:	trip_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The percentage of common stock owned by a related party if Class B shares were converted to Common Shares.

+ References

No definition available.

+ Details

Name:	trip_PercentOfCommonStockHeldByRelatedPartyIfClassBConverted
Namespace Prefix:	trip_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	trip_RelatedPartyAdditionalTextualAbstract
Namespace Prefix:	trip_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Current term of commercial and other various agreements with Expedia.

+ References

No definition available.

+ Details

Name:	trip_RelatedPartyCommercialAgreementsTermCurrent
Namespace Prefix:	trip_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Related-party shared services fee included in operating expenses.

+ References

No definition available.

+ Details

Name:	trip_RelatedPartySharedServicesFee
Namespace Prefix:	trip_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	trip_RelatedPartyTransactionsTextualAbstract
Namespace Prefix:	trip_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The voting rights percentage assuming the related party voted both Common and Class B stock.

+ References

No definition available.

+ Details

Name:	trip_RelatedPartyVotingRightsPercentCurrent
Namespace Prefix:	trip_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of receivables arising from transactions with related parties due within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 57

-Paragraph 2

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 850

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(k)(1))

-URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.3(a)(2))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 3

-Subparagraph a

-Article 5



Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 850

-SubTopic 10

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864



Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 850

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864



Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph k

-Subparagraph 1

-Article 4

+ Details

Name:	us-gaap_AccountsReceivableRelatedPartiesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Description of voting rights of common stock. Includes eligibility to vote and votes per share owned. Include also, if any, unusual voting rights.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 129

-Paragraph 4

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

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

X

- Definition

Amount of selling, general and administrative expenses resulting from transactions, excluding transactions that are eliminated in consolidated or combined financial statements, with related party.

+ References

No definition available.

+ Details

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

X

- Definition

Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Related Parties

-URI http://asc.fasb.org/extlink&oid=16382449



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 946

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.6-07.1(c))

-URI http://asc.fasb.org/extlink&oid=6488393&loc=d3e606610-122999



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 57

-Paragraph 2

-Subparagraph c

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 07

-Paragraph b

-Subparagraph 1

-Article 6



Reference 5: 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=6880815&loc=d3e20235-122688



Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

+ Details

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

X

- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(i)-(ii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph b(2)(b)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph b(2)(a)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph b(1)(b)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(i)-(ii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph b(1)(a)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant