Number of shares issued for each share of convertible preferred stock that is converted.

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Name:	us-gaap_ConvertiblePreferredStockSharesIssuedUponConversion
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Financial Information of Registrant (Parent Company Only) (Additional Information) (Details) - shares		12 Months Ended
	Jan. 25, 2021	Jan. 02, 2022	Dec. 16, 2020
General And Description Of Business [Line Items]
Preferred redeemable Shares			50,000
Percentage of restricted net assets of subsidiaries		25.00%
Ordinary Shares
General And Description Of Business [Line Items]
Common Stock, Conversion Basis	1-for-1