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Commitments and Contingencies (Details Textual) (USD $)
In Millions, unless otherwise specified
 6 Months Ended 12 Months Ended
Jun. 30, 2012
Carriers
Oct. 17, 2011
Jun. 15, 2011
Jun. 30, 2012
Teekay Nakilat [Member]
Dec. 31, 2008
Skaugen Multigas Subsidiary [Member]
Jun. 30, 2012
Skaugen Multigas Subsidiary [Member]
Commitments and Contingencies (Textual) [Abstract]            
Fixed-rate charter period         15 years  
Percentage of ownership interest held by Partnership       70.00%    
Percentage of ownership acquired           100.00%
Commitments and Contingencies (Additional Textual) [Abstract]            
Number of multigas carriers to be purchased under contract 2          
Purchase price of variable interest entity   $ 59.2 $ 55.3      
Period under capital lease arrangement 30 years          
Tax exposure loss $ 46