Annual report pursuant to Section 13 and 15(d)

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

v3.10.0.1
STOCK COMPENSATION PLANS (Share Based Compensation Arrangement by Share-based Payment Award) (Details) - $ / shares
3 Months Ended 12 Months Ended
Feb. 21, 2018
Jun. 26, 2017
Feb. 21, 2017
Mar. 31, 2015
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
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         6,792,201 7,224,665    
Number of performance shares granted         1,498,386      
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         (1,181,460)      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period         (749,390)      
Common Stock, Capital Shares Reserved for Future Issuance         13,451,798      
Fair Value         $ 9.51      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options         563,230      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price         $ 10.42      
Employee Stock Option [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number         563,230 599,870 599,870 607,489
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period         36,640 0 0  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period         0 0 (7,619)  
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         4,804,248 4,776,483 5,461,783 2,338,070
Number of performance shares granted         795,487 1,196,731 3,571,337  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period         (627,567) (1,813,315) (271,988)  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period         (140,155) (68,716) (175,636)  
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         1,424,723 1,848,312 1,368,469 1,496,489
Number of performance shares granted 675,599 249,106 553,725   675,599 802,831 0  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period         (489,953) 0 (59,260)  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period         (609,235) (322,988) (68,760)  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested or Expected to Vest, Outstanding, Number         6,792,201      
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Estimated Forfeitures 2,236 0 51,471          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expected to Vest 673,363 249,106 502,254          
Fair Value $ 11.93 $ 10.74 $ 19.69          
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         27,300 25,476 0  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period         (27,300) (25,476) 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         12,949,420      
Directors Plan [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Common Stock, Capital Shares Reserved for Future Issuance         502,378