EARNINGS PER SHARE (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Earnings Per Share [Abstract]
Income (loss) from continuing operations	$ 7,332	$ (3,385)	$ 2,749	$ (6,948)
Loss from continuing operations attributable to noncontrolling interests	84	132	238	105
Income (loss) from continuing operations attributable to common stockholders	7,416	(3,253)	2,987	(6,843)
Total (loss) income from discontinued operations	(72)	(275)	3,825	(225)
Total loss (income) from discontinued operations attributable to noncontrolling interests	0	29	(398)	77
Total (loss) income from discontinued operations attributable to common stockholders	(72)	(246)	3,427	(148)
Net income (loss) attributable to common stockholders	$ 7,344	$ (3,499)	$ 6,414	$ (6,991)
Weighted-average number of common shares outstanding, basic and diluted	58,330,896	35,958,174	58,265,522	29,732,658
Basic and diluted income (loss) per common share:
Continuing operations	$ 0.13	$ (0.09)	$ 0.05	$ (0.23)
Discontinued operations	$ 0.00	$ (0.01)	$ 0.06	$ (0.01)
Net income (loss) per common share	$ 0.13	$ (0.10)	$ 0.11	$ (0.24)