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EARNINGS PER SHARE AND UNIT AND SHAREHOLDERS' EQUITY AND CAPITAL - Common Shares (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Nov. 19, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Issuance of Common and Preferred Shares        
Net proceeds after deducting offering costs   $ 965,638 $ 120,727 $ 196,304
Net proceeds from sale of common shares   $ 965,638 $ 120,727 $ 196,304
Over-Allotment Option        
Issuance of Common and Preferred Shares        
Public offering price $ 51.00      
Net proceeds after deducting offering costs $ 765,600      
Number of common stock sold (in shares) 15,500      
Equity Distribution Agreements | Maximum        
Issuance of Common and Preferred Shares        
Number of shares that may be sold   60,000    
Common Shares | Equity Distribution Agreements        
Issuance of Common and Preferred Shares        
Number of common stock sold (in shares)   4,982 3,627 5,899
Average sales price per common share (in dollars per share)   $ 40.57 $ 33.69 $ 33.64
Net proceeds from sale of common shares   $ 199,977 $ 120,727 $ 196,304
Common shares remained available for issuance   5,900 10,900 4,600