STOCKHOLDERS' EQUITY AND SHARE-BASED COMPENSATION EXPENSE, Performance-Based Awards (Details) (USD $) In Millions, except Share data, unless otherwise specified	6 Months Ended
	Jun. 30, 2013 tranche
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Number of equal tranches earned annually	4
2011 CEO PRSU grants: Grants in period, Net of forfeitures (in shares)	200,000
Actual 2011 CEO PRSU Grants Achieved (in shares)	100,000
Expected 2011 CEO PRSU grants to be achieved (in shares)	45,400
2011 CEO PRSU grants: Grant date intrinsic value achieved (in dollars per share)	$ 4.67
2011 CEO PRSU grants: Nonvested awards, Compensation cost not yet recognized	$ 0.2
PRSUs granted, 2012 (in shares)	900,000
Share-based compensation arrangement by share-based payment award, options, Grants in Period, Grant Date Intrinsic Value PRSUs, 2012 (in dollrs per share)	$ 4.16
Expected PRSUs Granted, 2012, to be Achieved	28.00%
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not Yet Recognized PRSU, 2012	$ 0.3
Number of Equal Installments Shares will Vest	2 years
PRSU: Award requisite service period	4 years
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures, 2013 (in shares)	300,000
Share-based compensation arrangement by share-based payment award, options, Grants in Period, Grant Date Intrinsic Value, 2013 (in dollars per share)	$ 3.84