XML 67 R58.htm IDEA: XBRL DOCUMENT v3.23.3
CONVERTIBLE SENIOR NOTES - Carrying Value of 2026 Notes (Details) - Convertible Debt - 2026 Notes - USD ($)
Jun. 30, 2023
Sep. 30, 2022
Feb. 28, 2021
Feb. 05, 2021
Debt Instrument [Line Items]        
Debt interest rate (as a percent) 75.00%     0.75%
Debt issued $ 155,300,000   $ 155,300,000  
Principal amount 155,250,000 $ 155,250,000    
Less: unamortized discount and issuance costs, net of amortization (21,671,000) (27,280,000)    
Carrying amount $ 133,579,000 $ 127,970,000