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: |