Annual report pursuant to Section 13 and 15(d)

STOCK COMPENSATION PLANS (Share Based Compensation Arrangement by Share-based Payment Award) (Details)

v3.8.0.1
STOCK COMPENSATION PLANS (Share Based Compensation Arrangement by Share-based Payment Award) (Details) - $ / shares
 12 Months Ended
Jun. 26, 2017
Feb. 21, 2017
Feb. 09, 2015
Jan. 12, 2015
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Option Indexed to Issuer's Equity, Strike Price           $ 13.83    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number         7,224,665 7,430,122    
Number of performance shares granted         1,999,562      
Share Based Goods And Nonemployee Services Transaction Valuation Method Payout Rate         75.30%      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period         (1,813,315)      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period         (391,704)      
Common Stock, Capital Shares Reserved for Future Issuance         17,218,652      
Fair Value         $ 12.19      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options         599,870      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price         $ 10.25      
Employee Stock Option [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number         599,870 599,870 607,489 250,000
Number of performance shares granted         0 0 412,710  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period         0 (7,619) (55,221)  
Restricted Stock [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number         4,776,483 5,461,783 2,338,070 523,176
Number of performance shares granted         1,196,731 3,571,337 2,482,415  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period         (1,813,315) (271,988) (477,157)  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period         (68,716) (175,636) (190,364)  
Performance Shares [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number         1,848,312 1,368,469 1,496,489 1,072,376
Number of performance shares granted 249,106 553,725 410,105 464,470 802,831 0 874,575  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period         0 (59,260) (242,920)  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period         (322,988) (68,760) (207,542)  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested or Expected to Vest, Outstanding, Number         7,224,665      
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Estimated Forfeitures 0 5,192 155,235 68,667        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expected to Vest 249,106 548,533 254,870 395,803        
Directors Retainer and Voluntary Shares [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number         0 0 0 0
Number of performance shares granted         25,476 0 0  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period         (25,476) 0 0  
January 12, 2015 [Member] | Employee Stock Option [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Grant Date Market Price         $ 7.70      
Employee Plans [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Common Stock, Capital Shares Reserved for Future Issuance         16,606,386      
Directors Plan [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Common Stock, Capital Shares Reserved for Future Issuance         612,266