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Borrowings - Other Borrowings - Additional Information (Details)
1 Months Ended 3 Months Ended
Jul. 19, 2024
USD ($)
Jul. 31, 2024
USD ($)
Sep. 30, 2024
USD ($)
D
$ / shares
Sep. 30, 2023
USD ($)
Borrowings        
Proceeds from long-term debt | $     $ 340,475,000 $ 394,000
Calendar quarter commencing after quarter ended on september 30, 2024        
Borrowings        
Conversion price trading days | D     130  
Threshold percentage of stock price     1000.00%  
Number of consecutive trading days | D     30  
Five consecutive business days after specified period        
Borrowings        
Threshold percentage of stock price     98.00%  
Number of consecutive trading days | D     10  
Convertible Senior Notes Due 2029        
Borrowings        
Principal amount | $   $ 350,000,000.0    
Interest rate (as a percentage)   2.25% 2.25%  
Percentage of principal amount   97.50%    
Proceeds from long-term debt | $ $ 340,400,000      
Conversion rate     5.2090  
Debt instrument per principal amount | $     $ 1,000  
Conversion price trading days | D     20  
Dent instrument price percentage     100.00%  
Percentage of principal amount redeemed     100.00%  
Threshold percentage of stock price     130.00%  
Conversion price | $ / shares     $ 191.98