XML 54 R47.htm IDEA: XBRL DOCUMENT v3.21.2
EARNINGS/(LOSS) PER SHARE (Narrative) (Details) - $ / shares
6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
May 31, 2018
Oct. 31, 2016
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Basic (loss)/earnings per share $ 0.43 $ (0.70)    
Diluted (loss)/earnings per share $ 0.43 $ (0.70)    
5.75% senior unsecured convertible notes due 2021        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Issued shares excluded from weighted average common shares outstanding       8,000,000
Interest rate     5.75%  
4.875% senior unsecured convertible notes due 2023        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Issued shares excluded from weighted average common shares outstanding 3,765,842      
Interest rate     4.875%  
Shares issuable under a share lending arrangement 7,000,000