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Common Stock, Capital Shares Reserved For Future Issuance Calculated As A Percentage Of Shares Outstanding, Annual Increase For Term Of Plan

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Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement.

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount, after tax, of expense for award under share-based payment arrangement.

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Aggregate number of common shares reserved for future issuance.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for option under share-based payment arrangement.

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Amount of tax benefit from exercise of option under share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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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.

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Number of shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.

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Number of new stock issued during the period.

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Amount of stock repurchase plan authorized.

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Amount remaining of a stock repurchase plan authorized.

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Total cost of shares repurchased divided by the total number of shares repurchased.

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Stock Incentive Plans - Additional Information (Details) - USD ($)					12 Months Ended
	Jun. 27, 2019	Jun. 06, 2019	Mar. 11, 2019	Jun. 14, 2018	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018	Dec. 19, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense					$ 18,800,000	$ 57,700,000	$ 9,100,000
Stock-based compensation expense, post-tax					13,500,000	41,500,000	5,400,000
Unrecognized compensation cost					34,900,000
Intrinsic value of option exercised					37,100,000	88,200,000	7,600,000
Income tax benefit from stock option exercised					10,400,000	24,800,000	$ 3,100,000
Intrinsic value of options vested and expected to vest					$ 39,100,000
Repurchase of common stock (in shares)	2,500,000				0
Repurchase of common stock (in usd per share)	$ 25.41
Shares reacquired to satisfy employee's tax withholding obligations upon vesting of restricted stock awards						$ 19,109,000
Share repurchase program, authorized amount								$ 250,000,000.0
Stock repurchase program, remaining available to purchase					$ 250,000,000
Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock issued (in shares)						43,125,000
Treasury Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Repurchase of common stock (in shares)					2,643,000
Shares reacquired to satisfy employee's tax withholding obligations upon vesting of restricted stock awards (in shares)					143,205	781,866
Shares reacquired to satisfy employee's tax withholding obligations upon vesting of restricted stock awards					$ 3,800,000	$ 19,109,000
Secondary offering \| Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock issued (in shares)	9,977,024	17,500,000	19,550,000
Stocks options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period					3 years
Contractual term of options					10 years
Unrecognized compensation cost, period for recognition					3 years
2018 Incentive Award Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized for issuance (in shares)					13,148,058
Shares reserved for issuance (in shares)					985,369
Shares available for future issuance (in shares)					7,205,543
2018 Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for issuance (in shares)				973,014
Stock-based compensation expense					$ 400,000
Annual increase in shares reserved for issuance (in shares)				486,507
Annual increase in shares reserved for issuance, calculated as percentage of shares outstanding				0.50%