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Revenue - Summary of Changes in Allowance for Doubtful Accounts (Detail) - USD ($) $ in Thousands	4 Months Ended
	Apr. 24, 2021	Apr. 18, 2020
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Beginning balance	$ 6,603	$ 2,972
Changes in credit loss estimates	(78)	365
Write-offs charged against the allowance	(281)	(249)
Ending balance	6,244	5,258
ASU 2016-13 [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Impact of adoption of new credit loss standard (ASU 2016-13)		2,170
Current Accounts and Notes Receivable [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Beginning balance	6,232	2,739
Changes in credit loss estimates	(78)	365
Write-offs charged against the allowance	(281)	(249)
Ending balance	5,873	4,766
Current Accounts and Notes Receivable [Member] | ASU 2016-13 [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Impact of adoption of new credit loss standard (ASU 2016-13)	1,900	1,911
Long Term Notes Receivable [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Balance at January 2, 2021	371	233
Balance at April 24, 2021	371	492
Long Term Notes Receivable [Member] | ASU 2016-13 [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Impact of adoption of new credit loss standard (ASU 2016-13)	$ 300	$ 259

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+ References

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