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LONG-TERM DEBT - Convertible Notes (Details)
 3 Months Ended 12 Months Ended
Apr. 15, 2020
USD ($)
$ / shares
Jan. 29, 2020
$ / shares
Dec. 31, 2023
USD ($)
$ / shares
Dec. 31, 2023
USD ($)
$ / shares
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2022
USD ($)
Mar. 15, 2020
USD ($)
Long-term debt                
Outstanding Principal     $ 496,834,000 $ 496,834,000        
Unamortized debt discount of notes     204,000 204,000        
Loss on Extinguishment of Debt         $ (3,431,000)      
Outstanding amount     495,370,000 495,370,000     $ 445,583,000  
3.875% Convertible Senior Notes due 2025                
Long-term debt                
Outstanding Principal     $ 51,034,000 $ 51,034,000        
Interest rate (as a percent)     3.875% 3.875%       3.875%
Outstanding amount     $ 50,830,000 $ 50,830,000     $ 50,670,000 $ 75,000,000.0
2025 Notes maturing on April 15, 2025                
Long-term debt                
Debt instrument conversion ratio 12.7910   67.3342          
Threshold principal amount for adjusted conversion price $ 1,000   $ 1,000          
Conversion price per share (in dollars per share) | $ / shares $ 78.18   $ 14.85 $ 14.85        
Repurchase of notes         11,400,000 $ 12,500,000    
Unamortized debt discount of notes         1,600,000 2,600,000    
Loss on Extinguishment of Debt         $ 2,900,000 $ 1,100,000    
Premium initial conversion price   20.00%            
Closing share price (in dollars per share) | $ / shares   $ 65.15            
Dividends Declared and Paid - Common Stock (in dollars per share) | $ / shares $ 0.13              
Sinking fund provided     $ 0 $ 0        
Convertible Debt | 2025 Notes maturing on April 15, 2025                
Long-term debt                
Threshold principal amount for adjusted conversion price       1,000        
Unamortized debt discount of notes     200,000 200,000        
Outstanding amount     $ 51,000,000.0 $ 51,000,000.0