Convertible Senior Notes and Related Transactions - Components of Debt (Details) - USD ($) $ in Thousands	Jan. 30, 2021	Feb. 01, 2020
Liability component:
Unamortized issuance costs	$ 0
Net carrying amount	258,614	$ 247,363
2.00% Convertible Senior Notes Due 2024 \| Senior notes
Liability component:
Principal	300,000	300,000
Unamortized debt discount	(38,623)	(49,017)
Unamortized issuance costs	(2,763)	(3,620)
Equity component, net	$ 42,320	$ 42,320

Components Of Debt, Liability Component

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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The carrying amount of the equity component of convertible debt which may be settled in cash upon conversion.

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Amount, after accumulated amortization, of debt discount.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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