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COMMON STOCK AND STOCK INCENTIVE PLANS (Summary of Unvested Restricted Awards) (Details) - Restricted Stock [Member] - $ / shares
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Shares      
Total nonvested at the beginning of the period (in shares) 1,481,000 1,713,000 1,702,000
Reverse split adjustment     25,000
Granted (in shares) 422,000 808,000 679,000
Vested (in shares) (427,000) (603,000) (520,000)
Forfeited (in shares) (420,000) (437,000) (173,000)
Total nonvested at the end of the period (in shares) 1,056,000 1,481,000 1,713,000
Weighted average grant date fair value      
Total nonvested at the beginning of the period (in dollars per share) $ 2.90 $ 3.08 $ 3.43
Granted (in dollars per share) 2.47 2.76 2.76
Vested (in dollars per share) 3.07 3.15 3.72
Forfeited (in dollars per share) 2.76 3.02 3.82
Total nonvested at the end of the period (in dollars per share) $ 2.72 $ 2.90 $ 3.08