Note 15 - Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 30, 2023	Dec. 31, 2022	Jan. 01, 2022
Deferred tax assets:
Allowance for doubtful accounts	$ 421	$ 270	$ 297
Federal and state net operating loss carryforward	48	0	1,153
Compensation	747	775	693
Reserves, accruals, and other	760	296	421
Lease liability	777	1,118	844
Net operating loss carryforward, Germany	55	0	0
Total deferred tax assets	2,808	2,459	3,408
Deferred tax liabilities:
Intangible assets, net of amortization	(1,860)	(1,696)	(1,428)
Prepaid expense deferral	(1,044)	(872)	(552)
Fixed assets, net of depreciation	(689)	(433)	(392)
Right of use assets	(728)	(953)	(501)
Deferred tax liability, net, Canada	(187)	(166)	(142)
Total deferred tax liabilities	(4,508)	(4,120)	(3,015)
Total deferred tax liabilities, net	$ (1,700)	$ (1,661)
Total deferred tax assets, net			$ 393