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Debt - Convertible Senior Notes (Details)
1 Months Ended 12 Months Ended
Feb. 28, 2020
USD ($)
tradingDay
businessDay
$ / shares
Aug. 26, 2022
USD ($)
Aug. 27, 2022
USD ($)
Aug. 27, 2021
USD ($)
Feb. 29, 2020
Debt Instrument [Line Items]          
Additional paid-in-capital   $ (448,112,000)      
Cumulative effect, period of adoption, adjustment | Forecast | Accounting Standards Update 2020-06          
Debt Instrument [Line Items]          
Additional paid-in-capital     $ 50,800,000    
2.25% Convertible Senior Notes Due 2026          
Debt Instrument [Line Items]          
Debt instrument, face amount $ 250,000,000        
Note interest rate 2.25% 2.25%     2.25%
Debt instrument, convertible, initial conversion rate in ordinary shares 49.2504        
Debt instrument, convertible, principal amount considered for conversion rate $ 1,000 $ 1,000      
Debt instrument, convertible, initial conversion price per ordinary share | $ / shares $ 20.30        
Debt instrument, convertible, threshold consecutive trading days | tradingDay 30        
Debt instrument, convertible, threshold consecutive business days | businessDay 5        
Debt instrument, convertible, measurement period for conversion option 10 days        
Debt instrument, convertible, carrying amount of liability component $ 197,500,000        
Debt instrument, convertible, discount rate used to calculate carrying amount of liability component 6.53%        
Debt instrument, convertible, carrying amount of equity component gross $ 52,500,000        
Debt issuance costs and purchaser discount 8,000,000        
Debt issuance costs for liability component 6,300,000        
Debt issuance costs for equity component $ 1,700,000        
Debt instrument, effective interest rate   7.06%   7.06%  
2.25% Convertible Senior Notes Due 2026 | Additional Paid-in-capital          
Debt Instrument [Line Items]          
Debt instrument, carrying amount of equity component   $ 50,800,000   $ 50,800,000  
2.25% Convertible Senior Notes Due 2026 | Redeem from February 21, 2023 before Maturity Date          
Debt Instrument [Line Items]          
Debt instrument, convertible, threshold trading days | tradingDay 20        
2.25% Convertible Senior Notes Due 2026 | Minimum          
Debt Instrument [Line Items]          
Debt instrument, convertible, threshold percentage of stock price trigger 130.00%        
Debt instrument, convertible, threshold trading days | tradingDay 20        
2.25% Convertible Senior Notes Due 2026 | Minimum | Redeem from February 21, 2023 before Maturity Date          
Debt Instrument [Line Items]          
Debt instrument, convertible, threshold percentage of stock price trigger 130.00%        
2.25% Convertible Senior Notes Due 2026 | Maximum          
Debt Instrument [Line Items]          
Debt instrument, convertible, product percentage of last reported sale price per ordinary share and conversion rate 98.00%