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Convertible Senior Notes - Bond Hedge and Warrant Terminations and Notes Repurchases (Detail) - USD ($)
3 Months Ended
Apr. 30, 2022
Apr. 29, 2023
Jan. 28, 2023
Debt Instrument      
Estimated settlement cost $ 325,363,000    
Loss on extinguishment of debt 146,116,000    
Outstanding Amount   $ 2,467,500,000 $ 2,474,910,000
Convertible note bond hedges      
Debt Instrument      
Aggregate amount received (paid) in cash to terminate warrants or bond hedges $ 232,000,000    
2023 and 2024 Notes | Convertible note bond hedges      
Debt Instrument      
Trading days used to determine the conversion value 3 days    
2023 and 2024 Notes | Convertible note bond hedges | Other expense-net      
Debt Instrument      
Loss on extinguishment of debt $ 4,300,000    
2023 Notes | Convertible note bond hedges      
Debt Instrument      
Aggregate closing price received 56,000,000    
2024 Notes | Convertible note bond hedges      
Debt Instrument      
Aggregate closing price received $ 180,000,000    
Private Offering | Notes Repurchase      
Debt Instrument      
Trading days used to determine the conversion value 5 days    
Aggregate notes repurchased and derecognized $ 180,000,000    
Financing liability, fair value 278,000,000    
Loss on extinguishment of debt 146,000,000    
Outstanding Amount 47,000,000    
Amortization of debt issuance costs 1,000,000.0    
Cash paid to holders 314,000,000    
Fair value of the bifurcated embedded equity derivative 267,000,000    
Private Offering | Notes Repurchase | Other expense-net      
Debt Instrument      
Gain on the fair value adjustment of the bifurcated embedded equity derivative 11,000,000    
Private Offering | 2023 Notes | Notes Repurchase      
Debt Instrument      
Aggregate notes repurchased and derecognized 45,000,000    
Private Offering | 2024 Notes | Notes Repurchase      
Debt Instrument      
Aggregate notes repurchased and derecognized 135,000,000    
Private Offering | Financing liability | Notes Repurchase      
Debt Instrument      
Estimated settlement cost 325,000,000    
Warrants      
Debt Instrument      
Aggregate amount received (paid) in cash to terminate warrants or bond hedges (391,000,000)    
Warrants | 2023 and 2024 Notes | Other expense-net      
Debt Instrument      
Net loss on the fair value adjustment of the warrants 4,200,000    
Warrants | 2023 Notes      
Debt Instrument      
Aggregate purchase price 184,000,000    
Warrants | 2024 Notes      
Debt Instrument      
Aggregate purchase price $ 203,000,000    
Warrants | Common Stock | Maximum      
Debt Instrument      
Trading days used to determine the conversion value 3 days    
Warrants | Common Stock | Minimum      
Debt Instrument      
Trading days used to determine the conversion value 2 days