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Convertible Senior Notes and Related Transactions - Components of Convertible Notes (Details) - USD ($)
3 Months Ended 6 Months Ended
Aug. 03, 2024
Jul. 29, 2023
Aug. 03, 2024
Jul. 29, 2023
Mar. 31, 2024
Feb. 03, 2024
Jan. 31, 2024
Apr. 29, 2023
Debt Instrument [Line Items]                
Embedded derivative $ 18,900,000   $ 18,900,000          
Senior Notes | 2024 Notes                
Debt Instrument [Line Items]                
Principal 0   0   $ 33,500,000 $ 48,078,000 $ 48,100,000 $ 115,100,000
Unamortized debt issuance costs 0   0     (30,000)    
Net carrying amount 0   0     48,048,000    
Senior Notes | 2024 Notes | Level 2                
Debt Instrument [Line Items]                
Fair value of debt 0   0     49,182,000    
Senior Notes | Initial and Additional 2028 Notes                
Debt Instrument [Line Items]                
Net carrying amount 350,546,000   350,546,000     336,717,000    
Senior Notes | Initial 2028 Notes                
Debt Instrument [Line Items]                
Principal 275,000,000   275,000,000     275,000,000    
Unamortized debt discount and issuance costs (7,162,000)   (7,162,000)     (8,034,000)    
Net carrying amount $ 267,838,000   $ 267,838,000     266,966,000    
Discount amortization period     5 years          
Effective interest rate 4.50% 4.50% 4.50% 4.50%        
Senior Notes | Initial 2028 Notes | Level 2                
Debt Instrument [Line Items]                
Fair value of debt $ 312,341,000   $ 312,341,000     295,550,000    
Senior Notes | Additional 2028 Notes                
Debt Instrument [Line Items]                
Principal 76,947,000   76,947,000     64,826,000    
Unamortized debt discount and issuance costs (13,139,000)   (13,139,000)     (11,465,000)    
Embedded derivative 18,900,000   18,900,000     16,390,000    
Net carrying amount $ 82,708,000   $ 82,708,000     69,751,000    
Effective interest rate 9.30%   9.30%          
Senior Notes | Additional 2028 Notes | Level 2                
Debt Instrument [Line Items]                
Fair value of debt $ 95,160,000   $ 95,160,000     $ 60,099,000