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SHARE-BASED COMPENSATION - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended
May 18, 2021
Jan. 01, 2021
Jun. 30, 2021
Jun. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense     $ 1,500 $ 967
2021 LTIP Awards        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Term of award     3 years  
2021 LTIP Awards | Performance Shares        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Performance RSUs eligible to be earned (in shares)   38,448    
Percentage of performance RSUs eligible to be earned over granted shares   2    
Expected volatility     20.63%  
Risk-free rate     0.17%  
Expected term     3 years  
Exercise price (in dollars per share)   $ 70.64    
2021 LTIP Awards | Stock Options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expected volatility     21.08%  
Risk-free rate     0.65%  
Expected term     6 years 3 months  
Exercise price (in dollars per share)     $ 70.64  
2021 LTIP Awards | Stock Options | Tranche One        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restricted shares vesting percentage   25.00%    
2021 LTIP Awards | Stock Options | Tranche Two        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restricted shares vesting percentage   25.00%    
2021 LTIP Awards | Stock Options | Tranche Three        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restricted shares vesting percentage   25.00%    
2021 LTIP Awards | Stock Options | Tranche Four        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restricted shares vesting percentage   25.00%    
2021 LTIP Awards | Employees | Restricted Stock Units (RSUs)        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Awards granted (in shares)   6,410    
2021 LTIP Awards | Employees | Performance Shares        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Awards granted (in shares)   19,224    
2021 LTIP Awards | Employees | Stock Options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Options granted (in shares)   43,629    
Fair value of stock options (in dollars per share)   $ 7.383    
2015 Incentive Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of shares (in shares)     775,000  
Term of award     10 years  
2015 Incentive Plan | Trustee | Restricted Stock Units (RSUs)        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Awards granted (in shares) 6,061