Revenue Recognized on Consolidated Statements of Operations for Redemption of Gift Cards and Loyalty Rewards Deferred (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 29, 2020	Dec. 31, 2019	Jan. 01, 2019
Disaggregation Of Revenue [Abstract]
Revenue recognized from gift card liability	$ 10,883	$ 12,064	$ 9,868
Revenue recognized from customer loyalty program	$ 8,734	$ 9,363	$ 7,326

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130549-203045

Name:	us-gaap_ContractWithCustomerLiabilityRevenueRecognized
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration