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Employee Stock Purchase Plan - Additional Information (Details)	12 Months Ended
	Feb. 02, 2019	Feb. 03, 2018
Stock-Based Compensation
Risk-free interest rate	2.56%	1.53%
Expected life (in years)	6 months	6 months
Expected volatility	32.20%	45.30%

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No definition available.

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- Definition

The risk-free interest rate assumption that is used in valuing an option on its own shares.

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Weighted average expected volatility rate of share-based compensation awards.

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Expected term of share-based compensation awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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