NET INCOME (LOSS) PER SHARE NET LOSS PER SHARE (Tables)

6 Months Ended

Jun. 30, 2013

Earnings Per Share [Abstract]

Schedule of Antidilutive Securities Excluded From Computation of Net Loss Per Share

	Three Months Ended		Six Months Ended
	June 30,		June 30,
	2013	2012	2013	2012
Options	5,386	6,854	5,495	6,249
Non-vested restricted stock units	360	761	407	684
Anti-dilutive potential common shares	5,746	7,615	5,902	6,933