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Long-Term Debt, Net - Schedule of Interest Expense for Convertible Notes (Detail) - Convertible Senior Notes Due 2025 $ in Thousands	3 Months Ended
	May 02, 2020 USD ($)
Debt Instrument [Line Items]
Accrued interest for interest payments	$ 215
Amortization of discount	213
Total interest expense	$ 428

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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

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

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
-Section 50
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- Definition

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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