Number Of Credit Facilities

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20
-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 16
-Article 9

+ Details

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

- Definition

Discussion of whether the debt instrument is secured or unsecured, and, if secured, a description of the collateral and guarantees required or provided.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

+ Details

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Balance Type:	na
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- 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

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- Details

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- Details

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- Details

Name:	us-gaap_LongtermDebtTypeAxis=tgp_EuroDenominatedTermLoansDueThroughTwoThousandTwentyThreeMember
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Long-Term Debt - Euro-denominated term loans- Additional Information (Detail) $ in Thousands, € in Millions	12 Months Ended
	Dec. 31, 2015 USD ($) CreditFacility	Dec. 31, 2015 EUR (€) CreditFacility	Dec. 31, 2014 USD ($)
Debt Instrument [Line Items]
Total principal \| $	$ 2,015,472		$ 1,924,124
Minimum [Member]
Debt Instrument [Line Items]
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility	0.30%
Maximum [Member]
Debt Instrument [Line Items]
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility	2.80%
Euro Denominated Term Loans Due Through Two Thousand Twenty Three [Member]
Debt Instrument [Line Items]
Total principal	$ 241,798	€ 222.7	$ 284,993
Number of credit facilities \| CreditFacility	2	2
Reference rate for the variable rate of the debt instrument	EURIBOR
Debt instrument collateral, description	The term loans are collateralized by first-priority mortgages on two vessels to which the loans relate, together with certain other related security and are guaranteed by the Partnership and one of its subsidiaries.
Euro Denominated Term Loans Due Through Two Thousand Twenty Three [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility	0.60%
Euro Denominated Term Loans Due Through Two Thousand Twenty Three [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility	2.25%