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%

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

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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

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- 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

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- 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.

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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
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-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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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

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- Definition

Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt.

+ References

No definition available.

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- 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

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