XML 102 R82.htm IDEA: XBRL DOCUMENT v3.4.0.3

Long-Term Debt - Additional Information - NOK Bonds (Detail)	12 Months Ended
	Dec. 31, 2015 USD ($)	Dec. 31, 2015 NOK	Dec. 31, 2014 USD ($)
Debt Instrument [Line Items]
Carrying amount of bonds	$ 2,015,472,000		$ 1,924,124,000
Norwegian Kroner denominated bonds due May 2017 [Member]
Debt Instrument [Line Items]
Senior unsecured bonds issued | NOK		NOK 700,000,000
Carrying amount of bonds	$ 79,158,000		93,934,000
Reference rate for the variable rate of the debt instrument	NIBOR
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility	5.25%
Norwegian Kroner denominated bonds due May 2017 [Member] | Foreign Exchange Contract [Member]
Debt Instrument [Line Items]
Fixed Interest Payment on Cross Currency Rate Swap	6.88%	6.88%
Transfer of principal amount	$ 125,000,000	NOK 700,000,000
Norwegian Kroner denominated bonds due September 2018 [Member]
Debt Instrument [Line Items]
Senior unsecured bonds issued | NOK		NOK 900,000,000
Carrying amount of bonds	$ 101,775,000		$ 120,773,000
Reference rate for the variable rate of the debt instrument	NIBOR
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility	4.35%
Norwegian Kroner denominated bonds due September 2018 [Member] | Foreign Exchange Contract [Member]
Debt Instrument [Line Items]
Fixed Interest Payment on Cross Currency Rate Swap	6.43%	6.43%
Transfer of principal amount	$ 150,000,000	NOK 900,000,000
Norwegian Kroner denominated bonds due May 2020 [Member]
Debt Instrument [Line Items]
Senior unsecured bonds issued | NOK		NOK 1,000,000,000
Carrying amount of bonds	$ 113,083,000
Reference rate for the variable rate of the debt instrument	NIBOR
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility	3.70%
Norwegian Kroner denominated bonds due May 2020 [Member] | Foreign Exchange Contract [Member]
Debt Instrument [Line Items]
Fixed Interest Payment on Cross Currency Rate Swap	5.92%	5.92%
Transfer of principal amount	$ 134,000,000	NOK 1,000,000,000

X

- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

+ Details

Name:	invest_DerivativeNotionalAmount
Namespace Prefix:	invest_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

X

- Definition

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

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- 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

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

X

- 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

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

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

X

- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

Name:	us-gaap_DerivativeFixedInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Article 5
-Subsection 19, 20, 22

+ Details

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

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=tgp_NorwegianKronerDenominatedBondsDueMayTwoThousandSeventeenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForeignExchangeContractMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=tgp_NorwegianKronerDenominatedBondsDueSeptemberTwoThousandEighteenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=tgp_NorwegianKronerDenominatedBondsDueMayTwoThousandTwentyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: