Long-Term Debt - Additional Information - Revolvers (Detail)	12 Months Ended
Dec. 31, 2016 USD ($) vessel credit_facility	Dec. 31, 2015 USD ($)
Debt Instrument [Line Items]
Long-Term Debt, Gross	$ 3,237,703,000	$ 3,426,568,000
Amount reduced under revolving credit facilities, 2017	588,700,000
Amount reduced under revolving credit facilities, 2018	686,500,000
Amount reduced under revolving credit facilities, 2019	$ 773,400,000
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Number of long-term revolving credit facilities \| credit_facility	5
Maturity period	6 months
Revolving credit facilities borrowing capacity	$ 325,100,000	453,500,000
Undrawn amount of revolving credit facility	33,300,000	$ 24,200,000
Amount reduced under revolving credit facilities, 2017	166,700,000
Amount reduced under revolving credit facilities, 2018	115,400,000
Amount reduced under revolving credit facilities, 2019	$ 43,000,000
Revolving Credit Facility [Member] \| Equipment [Member]
Debt Instrument [Line Items]
Number of vessels \| vessel	21
Revolving Credit Facility [Member] \| Guaranteed by Partnership and Subsidiaries [Member]
Debt Instrument [Line Items]
Number of long-term revolving credit facilities \| credit_facility	4
Long-Term Debt, Gross	$ 276,100,000
Minimum level of free cash be maintained as per loan agreements	75,000,000
Long-term Line of Credit, Noncurrent	$ 309,400,000
Revolving Credit Facility [Member] \| Guaranteed by Partnership and Subsidiaries [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Free liquidity and undrawn revolving credit line as percentage of debt	5.00%
Revolving Credit Facility [Member] \| Guaranteed by Teekay Corporation [Member]
Debt Instrument [Line Items]
Number of long-term revolving credit facilities \| credit_facility	1
Long-Term Debt, Gross	$ 15,700,000
Minimum level of free cash be maintained as per loan agreements	$ 50,000,000
Revolving Credit Facility [Member] \| Guaranteed by Teekay Corporation [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Free liquidity and undrawn revolving credit line as percentage of debt	5.00%

Free liquidity and undrawn revolving credit line as percentage of debt.

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- Definition

Line of Credit Facility, Covenant, Maturity Period

+ References

No definition available.

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- Definition

Minimum level of free cash maintained per loan agreements.

+ References

No definition available.

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- Definition

Number Of Credit Facilities

+ References

No definition available.

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- Definition

Number Of Vessels

+ References

No definition available.

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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

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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.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04.(a))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04.(a))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

The carrying value as of the balance sheet date of the noncurrent portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ 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 FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 45
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=28361426&loc=d3e1314-112600

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 45
-Paragraph 14
-URI http://asc.fasb.org/extlink&oid=28361426&loc=d3e1336-112600

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Line-of-Credit Arrangement
-URI http://asc.fasb.org/extlink&oid=6517033

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