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Commitments and Contingencies - Additional Information (Detail) (USD $) | 0 Months Ended | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 15, 2011 Subsidiary | Jul. 31, 2008 m3 | Dec. 31, 2012
Commitments Contingencies And Litigation [Line Items] |  |  |
Payments made to commitments by the joint ventures companies |  |  | 38,624,000
Present value of the lease rental increase claim |  |  | 29,000,000
Teekay Nakilat Corporation [Member] |  |  |
Commitments Contingencies And Litigation [Line Items] |  |  |
Percentage of ownership interest |  |  | 70.00%
Description of capital lease |  |  | The Teekay Nakilat Joint Venture is the lessee under 30-year capital lease arrangements with a third party for the three RasGas II LNG Carriers (or RasGas II Leases). The UK taxing authority (or HMRC) has been urging the lessor as well as other lessors under capital lease arrangements that have tax benefits similar to the ones provided by the RasGas II Leases, to terminate such finance lease arrangements and has in other circumstances challenged the use of similar structures.
Present value of the lease rental increase claim |  |  | 10,000,000
Additional amount of cash be placed on deposit by Joint Venture |  |  | 12,000,000
Daewoo Shipbuilding [Member] |  |  |
Commitments Contingencies And Litigation [Line Items] |  |  |
Number of LNG carriers |  |  | 2
Carriers volume |  |  | 173,400
Cost of construction |  |  | 386,000,000
Payments made to commitments by the joint ventures companies |  |  | 38,624,000
Capitalized interest costs |  |  | 24,000
Remaining payments required to be made under newbuilding contracts in 2014 |  |  | 19,300,000
Remaining payments required to be made under newbuilding contracts in 2015 |  |  | 57,900,000
Remaining payments required to be made under newbuilding contracts in 2016 |  |  | 270,200,000
Skaugen Multigas Subsidiary [Member] |  |  |
Commitments Contingencies And Litigation [Line Items] |  |  |
Percentage of ownership interest | 100.00% |  | 100.00%
Skaugen Multigas Subsidiaries acquired | 2 |  |
Carriers volume |  | 12,000 |

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- Definition Gross amount, at the balance sheet date, of long-lived assets under construction that include construction costs to date on capital projects that have not been completed and assets being constructed that are not ready to be placed into service. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 5 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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