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Indebtedness, net (Narrative) (Details)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
May 31, 2021
USD ($)
day
$ / shares
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Debt Instrument [Line Items]        
Non-cash loan principal associated with default interest and late charges   $ 0 $ 0 $ 9,859
Amortization of principal   2,000 3,400 2,600
Indebtedness, gross   1,336,750 1,180,750  
Net proceeds from long-term debt   170,500 83,231 $ 109,317
Convertible senior notes | Convertible Senior Notes        
Debt Instrument [Line Items]        
Indebtedness, gross   $ 86,250 86,250  
Face amount of debt $ 86,250      
Interest rate 4.50% 4.50%    
Net proceeds from long-term debt $ 82,800      
Coupon interest expense   $ 3,900 2,400  
Carrying amount of the equity component 6,300      
Initial discount $ 9,300      
Discount amortization   $ 553 $ 974  
Conversion rate 0.1577909      
Conversion price (in dollars per share) | $ / shares $ 6.34      
Threshold percentage of stock price trigger 130.00%      
Threshold trading days | day 20      
Threshold consecutive trading days | day 30      
Redemption price, percentage 100.00%      
Convertible senior notes | Convertible Senior Notes | Discount rate        
Debt Instrument [Line Items]        
Debt instrument, measurement input 0.071