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Related Party Transactions - Skaugen - Additional Information (Detail)
$ in Thousands
12 Months Ended
Nov. 13, 2014
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Related Party Transaction [Line Items]        
Acquisition cost of vessels and associated fixed-rate contracts   $ 191,969 $ 194,255 $ 470,213
Sale price of interest sold in Norgas Napa     $ 216  
Skaugen [Member]        
Related Party Transaction [Line Items]        
Volume of vessels | m³ 10,200      
Acquisition cost of vessels and associated fixed-rate contracts $ 27,000      
Operating lease arrangement period, lessor 5 years      
Teekay Corporation [Member] | Skaugen [Member]        
Related Party Transaction [Line Items]        
Percentage interest sold in Norgas Napa 1.00%      
Sale price of interest sold in Norgas Napa $ 216