XML 64 R51.htm IDEA: XBRL DOCUMENT v3.22.1
Debt - Additional Information (Details)
May 14, 2018
USD ($)
day
$ / shares
Jul. 05, 2017
USD ($)
day
$ / shares
Mar. 31, 2022
USD ($)
Oct. 01, 2021
USD ($)
Schedule of Contractual Maturities        
Principal amount | $     $ 316,250,000 $ 316,250,000
2024 Convertible Notes        
Schedule of Contractual Maturities        
Stated interest rate   2.875%    
Principal amount | $   $ 143,750,000    
Effective interest rate     3.35%  
2024 Convertible Notes | Common Stock Class A Non-voting        
Schedule of Contractual Maturities        
Conversion rate per $1,000 principal amount   0.1    
Conversion price, per share (in dollars per share) | $ / shares   $ 10.00    
2024 Convertible Notes | Senior Notes        
Schedule of Contractual Maturities        
Principal amount | $     $ 143,750,000  
2024 Convertible Notes | Senior Notes | Common Stock Class A Non-voting | Holder Option        
Schedule of Contractual Maturities        
Threshold trading days (whether or not consecutive)   20    
Threshold consecutive trading days   30    
Threshold percentage of stock price trigger   130.00%    
Business day threshold   5 days    
Threshold consecutive trading days   5 days    
Maximum percentage of stock price product   98.00%    
2024 Convertible Notes | Senior Notes | Common Stock Class A Non-voting | Company Option        
Schedule of Contractual Maturities        
Threshold trading days (whether or not consecutive)   20    
Threshold consecutive trading days   30    
Threshold percentage of stock price trigger   130.00%    
Repurchase price, percent of principal amount   100.00%    
2025 Convertible Notes | Senior Notes        
Schedule of Contractual Maturities        
Stated interest rate 2.375%      
Principal amount | $ $ 172,500,000   $ 172,500,000  
Effective interest rate     2.88%  
Conversion rate per $1,000 principal amount 0.0628931      
Threshold trading days (whether or not consecutive) 20      
Threshold consecutive trading days 30      
Debt instrument, interest rate, semi-annual stated percentage 2.375%      
Share price (in dollars per share) | $ / shares $ 15.90      
2025 Convertible Notes | Senior Notes | Debt Instrument, Redemption, Period One        
Schedule of Contractual Maturities        
Threshold consecutive trading days 30      
Threshold percentage of stock price trigger 130.00%      
Repurchase price, percent of principal amount 100.00%      
2025 Convertible Notes | Senior Notes | Debt Conversion, Condition One        
Schedule of Contractual Maturities        
Threshold trading days (whether or not consecutive) 20      
Threshold percentage of stock price trigger 130.00%      
2025 Convertible Notes | Senior Notes | Debt Conversion, Condition Two        
Schedule of Contractual Maturities        
Threshold consecutive trading days 5      
Threshold percentage of stock price trigger 98.00%      
Threshold business days 5