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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
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Note 3 - Net Loss Per Share (Details Textual) - $ / shares shares in Thousands	3 Months Ended		9 Months Ended
	Oct. 02, 2022	Oct. 03, 2021	Oct. 02, 2022	Oct. 03, 2021	May 29, 2018
Common Stock [Member]
Warrants and Rights Outstanding, Maturity Date					May 29, 2023
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)					$ 19.32
Common Stock [Member] \| Maximum [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)					386
Share-Based Payment Arrangement [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	398	691	398	691