v2.4.0.8
Earnings Per Share - Schedule of Loss Per Share (Detail) (USD $)
In Thousands, except Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Loss per common share:      
Net loss $ (8,138) $ (370,181) $ (113,075)
Net loss attributable to the Dropdown Predecessor (note 1) 0 9,163 104,010
Net loss available for common stockholders $ (8,138) $ (361,018) $ (9,065)
Weighted-average number of common shares 83,591,030 79,539,605 60,770,525
Common shares and common share equivalents outstanding at the end of year 83,591,030 83,591,030 61,876,744
Basic and diluted $ (0.10) $ (4.54) $ (0.15)