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Reconciliation of Basic and Diluted Earnings (Loss) Per Share (Detail) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Basic And Diluted Earnings Per Share [Abstract]    
Net income (loss) $ (46) $ (241)
(Income) loss allocated to non-controlling interests (29) 8
Net income (loss) allocable to common shares $ (75) $ (233)
Weighted-average shares outstanding—Basic 47,093,343 31,768,468
Weighted-average shares outstanding—Diluted 47,093,343 31,768,468
Basic   $ (0.01)
Diluted   $ (0.01)