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Debt (Narrative) (Details)
$ / shares in Units, shares in Millions
1 Months Ended 12 Months Ended
Apr. 08, 2021
USD ($)
$ / shares
shares
Apr. 30, 2021
USD ($)
trading_day
day
Nov. 30, 2022
USD ($)
day
$ / shares
Nov. 30, 2021
USD ($)
Aug. 31, 2021
Line of Credit Facility [Line Items]          
Payments of debt issuance costs       $ 9,900,000  
Number of shares subject to anti-dilution adjustments (in shares) | shares 6.3        
Capped call transactions (in dollars per share) | $ / shares $ 89.88        
Represents premium price 100.00%        
Payments for derivative instrument $ 43,100,000        
Convertible Senior Notes | Convertible Debt          
Line of Credit Facility [Line Items]          
Debt instrument, face amount   $ 325,000,000      
Convertible debt , additional purchase amount available   $ 50,000,000      
Convertible debt , additional purchase amount, settlement period   13 days      
Convertible debt, additional purchase amount   $ 35,000,000      
Proceeds from convertible debt   $ 360,000,000      
Annual interest rate   1.00% 1.00%    
Payments of debt issuance costs     $ 10,800,000    
Common stock exceeds     130.00%    
Trading days | day     20    
Consecutive trading day | day     30    
Conversion ratio   0.0174525      
Initial conversion price (in dollars per share) | $ / shares     $ 57.30    
Repurchase price     100.00%    
Principal amount redeemable     $ 100,000,000    
Share price (in dollars per share) | $ / shares $ 44.94        
Debt instrument, interest rate, effective percentage     1.63% 5.71% 1.63%
Convertible Senior Notes | Convertible Debt | Debt Instrument, Redemption, Period One          
Line of Credit Facility [Line Items]          
Common stock exceeds   130.00%      
Trading days | trading_day   20      
Consecutive trading day | trading_day   30      
Convertible Senior Notes | Convertible Debt | Debt Instrument, Redemption, Period Two          
Line of Credit Facility [Line Items]          
Common stock exceeds   98.00%      
Trading days | day   5      
Consecutive trading day | trading_day   10