v2.4.0.8
Related Party Transactions - Summary of Related Party Transactions (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Related Party Transaction [Line Items]      
Time-charter revenues $ 13,506 $ 14,604 $ 3,873
Pool management fees and commissions 4,043 3,565 2,674
Commercial management fees 1,079 1,118 982
Vessel operating expenses 91,667 96,160 92,543
General and administrative 10,783 5,492 3,420
Crew training [Member]
     
Related Party Transaction [Line Items]      
Vessel operating expenses 1,163 2,870 2,263
Technical management fee [Member]
     
Related Party Transaction [Line Items]      
Vessel operating expenses 5,637 4,379 3,064
Dropdown Predecessor [Member]
     
Related Party Transaction [Line Items]      
General and administrative     2,126
Interest expense   11,660 36,354
Dropdown Predecessor [Member] | Technical management fee [Member]
     
Related Party Transaction [Line Items]      
Vessel operating expenses   $ 2,566 $ 5,390