Quarterly report pursuant to Section 13 or 15(d)

COMMON AND PREFERRED STOCK (Details)

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COMMON AND PREFERRED STOCK (Details) (USD $)
6 Months Ended 12 Months Ended 3 Months Ended 6 Months Ended 6 Months Ended
Jun. 30, 2014
Class
Dec. 31, 2013
Jun. 30, 2014
Performance Stock [Member]
Jun. 30, 2014
Performance Stock [Member]
Jun. 30, 2014
Performance Stock [Member]
Minimum [Member]
Jun. 30, 2014
Performance Stock [Member]
Maximum [Member]
Jun. 30, 2014
Director [Member]
COMMON AND PREFERRED STOCK [Abstract]              
Total shares of preferred and common stock authorized for issuance (in shares) 100,000,000            
Number of classes of shares 2            
Common stock, shares authorized (in shares) 95,000,000 95,000,000          
Common stock, par value (in dollars per share) $ 0.001 $ 0.001          
Preferred stock, shares authorized (in shares) 5,000,000 5,000,000          
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001          
Changes in number of common stock shares [Roll forward]              
Beginning Balance (in shares) 61,858,199 63,532,622          
Stock-Based Compensation (in shares) 0 57,371          
Stock options exercised (in shares) 100,000 10,091         100,000
Restricted Stock Grants (Note 6) (in shares) 156,960 353,596          
Stock Repurchased (in shares) (1,018,897) (2,036,383)          
Other Surrenders (in shares) (66,583) (59,098)          
Ending Balance (in shares) 61,029,679 61,858,199          
Performance Stock [Abstract]              
Participant's earning percentage (in hundredths)         0.00% 180.00%  
Vesting Period     3 years        
Maximum dollar amount of performance shares issuable           $ 3,000,000  
Compensation Expense     200,000 300,000      
Stock options exercised (in shares) 100,000 10,091         100,000
Shares surrendered to cover aggregate exercise price (in shares)             35,626
Aggregate exercise price of stock surrendered             518,000
Stock Activity [Abstract]              
Common stock surrendered by certain employees to cover tax obligations (in shares) 30,957            
Fair value of common stock surrendered by certain employees to cover tax obligations 457,000            
Stock Repurchase Program [Abstract]              
Stock repurchase program, amount approved 150,000,000            
Treasury stock, repurchased and retired $ 13,700,000