Note 16 - Subsequent Events (Details Textual) - USD ($) $ / shares in Units, $ in Thousands			12 Months Ended
	Mar. 13, 2024	Mar. 21, 2023	Dec. 31, 2023	Jan. 01, 2023	Jan. 02, 2022	Dec. 29, 2023
Common Stock, Par or Stated Value Per Share (in dollars per share)			$ 0.001	$ 0.001
Proceeds from Issuance of Common Stock			$ 2,313	$ 4,682	$ 1,079
Share Price (in dollars per share)						$ 13.86
Registered Direct Offering [Member]
Proceeds from Issuance of Common Stock		$ 2,300
Subsequent Event [Member] | Registered Direct Offering [Member]
Stock Issued During Period, Shares, New Issues (in shares)	222,500
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.001
Proceeds from Issuance of Common Stock	$ 3,560
Share Price (in dollars per share)	$ 16