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Long-Term Debt - Schedule of Interest Expense Related to Convertible Notes (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 30, 2021	Oct. 31, 2020	Oct. 30, 2021	Oct. 31, 2020
Debt Instrument [Line Items]
Amortization of deferred financing costs			$ 4,293	$ 3,111
Convertible Senior Notes
Debt Instrument [Line Items]
Coupon interest	$ 3,967	$ 4,508	12,988	9,864
Amortization of debt discount		7,542		16,295
Amortization of deferred financing costs	941	683	2,948	1,476
Convertible Notes interest expense	$ 4,908	$ 12,733	$ 15,936	$ 27,635

X

- Definition

Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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Amount of amortization expense attributable to debt issuance costs.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs.

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