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Net (Loss) Income per Share - Additional Information (Detail) - shares					3 Months Ended		9 Months Ended
	Mar. 01, 2021	Mar. 01, 2020	Mar. 01, 2019	Jan. 01, 2019	Sep. 25, 2021	Sep. 26, 2020	Sep. 25, 2021	Sep. 26, 2020
Common Class A
Earnings Per Share Note [Line Items]
Antidilutive securities excluded from computation of earnings per share						0	16,000	1,000
Unvested or Unexercised Securities
Earnings Per Share Note [Line Items]
Antidilutive securities excluded from computation of earnings per share					182,000
Investment Share Program
Earnings Per Share Note [Line Items]
Vesting period							5 years
Investment Share Program | Minimum
Earnings Per Share Note [Line Items]
Requirement tenure of employee for investment share program, purchase shares at discount							1 year
Discount from current market value							20.00%
Investment Share Program | Maximum
Earnings Per Share Note [Line Items]
Requirement tenure of employee for investment share program, purchase shares at discount							2 years
Discount from current market value							40.00%
Restricted Stock Awards
Earnings Per Share Note [Line Items]
Vesting period	4 years	4 years	4 years	5 years

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Earnings Per Share Note [Line Items]

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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
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-Topic 260
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