Share-Based Payments - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended	8 Months Ended
May 06, 2023	May 07, 2022	May 06, 2023	May 07, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options granted			161,510	164,262
Weighted average grant date fair value of options granted			$ 764.68	$ 463.09
Stock options exercised - shares			208,482	179,440
Stock options exercised - weighted average exercise price			$ 705.52	$ 574.79
Unrecognized share-based compensation expense related to stock options, net of forfeitures	$ 117.5		$ 117.5
Estimated weighted average period			3 years 1 month 6 days
Share-based compensation expense	20.0	$ 18.3	$ 62.4	$ 49.1
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Estimated weighted average period			2 years 7 months 6 days
Service period			4 years
Non vested restricted stock unit award	$ 10.1		$ 10.1
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Anti-dilutive shares excluded from the computation of earnings per share	154,041	120,515	132,965	136,994

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of cost to be recognized for option under share-based payment arrangement.

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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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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Net number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Amount of cost expensed and capitalized for award under share-based payment arrangement.

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Intrinsic value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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Number of share options (or share units) exercised during the current period.

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