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Debt - Convertible Senior Notes Due 2025 (Details) - 2025 Convertible Notes - Senior Notes
May 14, 2018
USD ($)
day
$ / shares
Dec. 31, 2022
USD ($)
Debt Instrument [Line Items]    
Stated interest rate 2.375%  
Principle amount | $ $ 172,500,000  
Amount outstanding | $   $ 103,400,000
Effective interest rate   2.88%
Conversion price, per share (in dollars per share) | $ / shares $ 15.90  
Conversion rate per $1,000 principal amount 0.0628931  
Debt Instrument, Redemption, Period One    
Debt Instrument [Line Items]    
Threshold consecutive trading days 30  
Threshold percentage of stock price trigger 130.00%  
Repurchase price, percent of principal amount 100.00%  
Debt Conversion, Condition One    
Debt Instrument [Line Items]    
Threshold trading days (whether or not consecutive) 20  
Threshold consecutive trading days 30  
Threshold percentage of stock price trigger 130.00%  
Debt Conversion, Condition Two    
Debt Instrument [Line Items]    
Threshold consecutive trading days 5  
Threshold percentage of stock price trigger 98.00%  
Threshold business days 5