LOSS PER SHARE (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Numerator:
Net loss from continuing operations	$ (4,491)	$ (2,421)	$ (8,701)	$ (84,552)
Net loss	$ (4,491)	$ (2,421)	$ (8,701)	$ (84,552)
Denominator:
Weighted-average shares outstanding	41,607,310	41,287,338	41,574,713	41,239,316
Weighted-average shares outstanding with dilution	41,607,310	41,287,338	41,574,713	41,239,316
Net loss per share:
Basic from continuing operations (in dollars per share)	$ (0.11)	$ (0.06)	$ (0.21)	$ (2.05)
Basic (in dollars per share)	$ (0.11)	$ (0.06)	$ (0.21)	$ (2.05)
Diluted from continuing operations (in dollars per share)	$ (0.11)	$ (0.06)	$ (0.21)	$ (2.05)
Diluted (in dollars per share)	$ (0.11)	$ (0.06)	$ (0.21)	$ (2.05)