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SHAREHOLDERS' EQUITY - Dividends (Details) - $ / shares
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Class of Stock [Line Items]    
Dividends declared. Common share (in usd per share) $ 0.43 $ 0.42
Dividends paid in period of declaration (in usd per share) 0 0
Dividends paid in period following declaration (in usd per share) 0.43 0.42
Series E preferred shares    
Class of Stock [Line Items]    
Dividends declared, Preferred share (in usd per share) 34.38 34.38
Dividends paid in period of declaration (in usd per share) 0 0
Dividends paid in period following declaration (in usd per share) $ 34.38 $ 34.38