Deposits and Other Assets - Schedule of Deposits and Other Assets (Details) - USD ($) $ in Thousands	Jul. 03, 2021	Jan. 02, 2021
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]
Deposits	$ 217	$ 169
Other	56	62
Total deposits and other assets	$ 273	$ 231

Carrying value of amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment after one year or beyond the operating cycle, if longer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Name:	us-gaap_DepositsAssetsNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant