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Financing Arrangements - Convertible Notes (Details)
1 Months Ended 3 Months Ended 9 Months Ended
May 04, 2020
Jul. 31, 2022
USD ($)
shares
Sep. 30, 2022
USD ($)
$ / shares
Sep. 30, 2021
USD ($)
Sep. 30, 2022
USD ($)
$ / shares
Sep. 30, 2021
USD ($)
May 31, 2020
USD ($)
Debt Instrument [Line Items]              
Debt conversion, amount         $ 500,000 $ 0  
Convertible Notes | Senior Notes              
Debt Instrument [Line Items]              
Debt instrument, face amount             $ 258,800,000
Interest Rate     2.75%   2.75%   2.75%
Debt instrument, convertible, conversion ratio 0.0568 0.0568          
Debt instrument, convertible, conversion price (in dollars per share) | $ / shares     $ 17.62   $ 17.62    
Interest expense, debt     $ 1,700,000 $ 1,800,000 $ 5,300,000 $ 5,400,000  
Convertible Notes | Convertible Debt              
Debt Instrument [Line Items]              
Debt conversion, amount   $ 500,000          
Debt conversion (in shares) | shares   25,602