XML 101 R81.htm IDEA: XBRL DOCUMENT
v3.4.0.3

Long-Term Debt - Additional Information - USD Term Loans (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014
Debt Instrument [Line Items] |  |
Total principal | $ 2,015,472 | $ 1,924,124
Teekay Tangguh Joint Venture [Member] |  |
Debt Instrument [Line Items] |  |
Partnership interest owned | 69.00% |
U.S. Dollar-denominated Term Loan due through 2018 [Member] | Term Loan One [Member] |  |
Debt Instrument [Line Items] |  |
Total principal | $ 83,393 | 93,595
Reference rate for the variable rate of the debt instrument | LIBOR |
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility | 2.75% |
Bullet repayments of term loan per vessel | $ 50,700 |
Debt instrument collateral, description | This loan facility is collateralized by first-priority mortgages on the five vessels to which the loan relates, together with certain other related security, and is guaranteed by the Partnership. |
Frequency of paying U.S. Dollar-denominated Term Loans | Quarterly payments |
U.S. Dollar-denominated Term Loan due through 2018 [Member] | Term Loan Two [Member] |  |
Debt Instrument [Line Items] |  |
Total principal | $ 108,333 | 116,667
Reference rate for the variable rate of the debt instrument | LIBOR |
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility | 2.80% |
Bullet repayments of term loan per vessel | $ 83,300 |
Debt instrument collateral, description | This loan facility is collateralized by a first-priority mortgage on the one vessel to which the loan relates, together with certain other related security, and is guaranteed by the Partnership. |
Frequency of paying U.S. Dollar-denominated Term Loans | Quarterly payments |
U.S. Dollar-denominated Term Loan due through 2018 [Member] | Term Loan Three [Member] |  |
Debt Instrument [Line Items] |  |
Total principal | $ 117,000 | 125,667
Reference rate for the variable rate of the debt instrument | LIBOR |
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility | 2.75% |
Bullet repayments of term loan per vessel | $ 95,300 |
Debt instrument collateral, description | This loan facility is collateralized by a first-priority mortgage on the one vessel to which the loan relates, together with certain other related security, and is guaranteed by the Partnership. |
Frequency of paying U.S. Dollar-denominated Term Loans | Quarterly payments |
U.S. Dollar-denominated Term Loan one due through 2021 [Member] | Teekay Tangguh Joint Venture [Member] |  |
Debt Instrument [Line Items] |  |
Total principal | $ 271,991 | 285,274
Debt instrument collateral, description | This loan facility is collateralized by first-priority mortgages on the two vessels to which the loan relates, together with certain other security and is guaranteed by the Partnership. |
U.S. Dollar-denominated Term Loan one due through 2021 [Member] | Tranche One Term Loan Facility [Member] | Teekay Tangguh Joint Venture [Member] |  |
Debt Instrument [Line Items] |  |
Reference rate for the variable rate of the debt instrument | LIBOR |
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility | 0.30% |
Frequency of paying U.S. Dollar-denominated Term Loans | Quarterly payments |
U.S. Dollar-denominated Term Loan one due through 2021 [Member] | Tranche Two Term Loan Facility [Member] | Teekay Tangguh Joint Venture [Member] |  |
Debt Instrument [Line Items] |  |
Reference rate for the variable rate of the debt instrument | LIBOR |
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility | 0.63% |
Bullet repayments of term loan per vessel | $ 95,000 |
U.S. Dollar-denominated Term Loan two due through 2021 [Member] |  |
Debt Instrument [Line Items] |  |
Total principal | $ 88,339 | 95,560
Debt instrument collateral, description | This loan facility is collateralized by first-priority mortgages on the two vessels to which the loan relates, together with certain other related security, and is guaranteed by Teekay Corporation. |
U.S. Dollar-denominated Term Loan two due through 2021 [Member] | Tranche One Term Loan Facility [Member] |  |
Debt Instrument [Line Items] |  |
Reference rate for the variable rate of the debt instrument | LIBOR |
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility | 0.30% |
Frequency of paying U.S. Dollar-denominated Term Loans | Semi-annual payments |
U.S. Dollar-denominated Term Loan two due through 2021 [Member] | Tranche Two Term Loan Facility [Member] |  |
Debt Instrument [Line Items] |  |
Reference rate for the variable rate of the debt instrument | LIBOR |
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility | 0.70% |
Bullet repayments of term loan per vessel | $ 20,000 |
Frequency of paying U.S. Dollar-denominated Term Loans | Every six months |
U.S. Dollar-denominated Term Loan due through 2016 [Member] |  |
Debt Instrument [Line Items] |  |
Total principal | $ 50,415 |
Reference rate for the variable rate of the debt instrument | LIBOR |
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility | 1.00% |
Bullet repayments of term loan per vessel | $ 50,400 |
Debt instrument collateral, description | This loan facility is collateralized by first-priority mortgages on the three vessels to which the loan relates, together with certain other related security, and is guaranteed by the Partnership. |
U.S. Dollar-denominated Term Loan one due through 2026 [Member] | Teekay Nakilat Corporation [Member] |  |
Debt Instrument [Line Items] |  |
Total principal | $ 430,965 | $ 450,000
Reference rate for the variable rate of the debt instrument | LIBOR |
Marginal rate added to LIBOR and NIBOR for interest paid on first tranche under the loan facility | 1.85% |
Bullet repayments of term loan per vessel | $ 155,300 |
Debt instrument collateral, description | This loan facility is collateralized by first-priority mortgages on the three vessels to which the loan relates, together with certain other related security and certain guarantees from the Teekay Nakilat Joint Venture. |
Frequency of paying U.S. Dollar-denominated Term Loans | Quarterly payments |
Partnership interest owned | 70.00% |

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

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 Description of the frequency of periodic payments (monthly, quarterly, annual). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 Reference 2: 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 + Details
Name: | us-gaap_DebtInstrumentFrequencyOfPeriodicPayment
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 Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The number of units or percentage investment held in the subsidiary by the limited liability company or limited partnership. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -Section S99 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=50485924&loc=d3e611443-123010 + Details
Name: | us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterest
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=tgp_TeekayTangguhJointVentureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=tgp_UsDollarDenominatedTermLoansOneDueThroughTwoThousandEighteenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=tgp_TermLoanOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=tgp_TermLoanTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=tgp_TermLoanThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=tgp_UsDollarDenominatedTermLoansOneDueThroughTwoThousandTwentyOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=tgp_TrancheOneTermLoanFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=tgp_TrancheTwoTermLoanFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=tgp_UsDollarDenominatedTermLoansTwoDueThroughTwoThousandTwentyOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=tgp_UsDollarDenominatedTermLoansOneDueThroughTwoThousandSixteenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=tgp_UsDollarDenominatedTermLoansOneDueThroughTwoThousandTwentySixMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=tgp_TeekayNakilatCorporationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |