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LONG-TERM DEBT - Convertible Notes (Details)
3 Months Ended 9 Months Ended 12 Months Ended
Apr. 27, 2022
Apr. 15, 2020
USD ($)
$ / shares
Mar. 15, 2020
USD ($)
$ / shares
Feb. 04, 2020
USD ($)
Jan. 29, 2020
$ / shares
Sep. 30, 2022
USD ($)
$ / shares
Sep. 30, 2022
USD ($)
$ / shares
Sep. 30, 2021
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Long-term debt                    
Outstanding Principal           $ 372,334,000 $ 372,334,000      
Unamortized debt discount of notes           404,000 404,000      
Gain (Loss) on Extinguishment of Debt               $ (641,000)    
Stock split ratio 3                  
Outstanding amount           370,248,000 370,248,000   $ 278,273,000  
4.50% Convertible Senior Notes due 2020                    
Long-term debt                    
Outstanding Principal     $ 75,000,000.0              
Interest rate (as a percent)     4.50%              
Debt instrument conversion ratio     14.5136              
Threshold principal amount for adjusted conversion price     $ 1,000              
Conversion price per share (in dollars per share) | $ / shares     $ 68.90              
Proceeds from private placement       $ 5,900,000            
Outstanding amount       75,000,000.0            
3.875% Convertible Senior Notes due 2025                    
Long-term debt                    
Outstanding Principal       17,600,000   $ 51,034,000 $ 51,034,000      
Interest rate (as a percent)           3.875% 3.875%   3.875%  
Debt conversion amount       57,400,000            
Proceeds from private placement       11,700,000            
Repurchase of notes       5,900,000            
Outstanding amount       $ 11,700,000   $ 50,630,000 $ 50,630,000   $ 47,469,000  
2025 Notes maturing on April 15, 2025                    
Long-term debt                    
Debt instrument conversion ratio   12.7910       61.1166        
Threshold principal amount for adjusted conversion price   $ 1,000       $ 1,000        
Conversion price per share (in dollars per share) | $ / shares   $ 78.18       $ 16.36 $ 16.36      
Repurchase of notes                 11,400,000 $ 12,500,000
Unamortized debt discount of notes                 1,600,000 2,600,000
Gain (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      
Outstanding amount           51,000,000.0 51,000,000.0      
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           $ 400,000 $ 400,000