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Convertible Senior Notes - Carrying Value of the 2023 Notes (Detail) - Convertible senior notes due 2023 - USD ($)
$ in Thousands
Jan. 30, 2021
Feb. 01, 2020
Jun. 30, 2018
Liability component      
Principal $ 335,000 $ 335,000  
Less: Debt discount (47,064) (64,729) $ (1,700)
Net carrying amount 287,936 270,271  
Equity component $ 90,990 $ 90,990