Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Restricted Stock Narrative) (Details)

v2.4.0.8
STOCK-BASED COMPENSATION (Restricted Stock Narrative) (Details) (USD $)
In Millions, except Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total fair market value of the shares issued upon vesting $ 18.8 $ 14.7 $ 12.0
Shares that will begin to vest on achieving minimum performance targets or market conditions (in shares) 800,000    
Restricted Stock [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares granted 548,000 1,243,000 1,220,000
Restricted Stock [Member] | Minimum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 1 year    
Restricted Stock [Member] | Maximum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 5 years    
Restricted Stock Market Based Awards [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   4 years 4 years
Restricted Stock Market Based Awards [Member] | Maximum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   4 years  
Restricted Stock Performance Based Awards [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares granted 400,000    
Vesting period 2 years   2 years
Restricted Stock Performance Based Awards [Member] | Minimum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   1 year  
Restricted Stock Performance Based Awards [Member] | Maximum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   3 years  
Non-Market Based or Performance Based Restricted Stock Awards [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares granted 100,000 200,000 400,000
Vesting period     4 years
Non-Market Based or Performance Based Restricted Stock Awards [Member] | Minimum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 1 year 1 year  
Non-Market Based or Performance Based Restricted Stock Awards [Member] | Maximum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 4 years    
Restricted Stock Market Based or Performance Based Awards [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares granted   1,000,000 800,000