Annual report pursuant to Section 13 and 15(d)

EQUITY (Common Stock) (Details)

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EQUITY (Common Stock) (Details) - shares
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Common shares issued as reported in the consolidated statement of changes in equity 214,466,988 211,262,062    
Common shares issued as reported in the consolidated balance sheets 218,423,061 214,117,644    
Restricted Stock [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unvested stock awards 1,589,073 1,169,582 1,399,000 1,607,000
Market Based Stock Award [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unvested stock awards 2,367,000 1,686,000