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Note 1 - Summary of Significant Accounting Policies (Details Textual) $ in Thousands	12 Months Ended
	Jan. 03, 2026 USD ($)	Dec. 28, 2024 USD ($)
Cash and Cash Equivalent	$ 2,922	$ 4,729
Property, Plant and Equipment, Useful Life (Year)	5 years
Number of Reporting Units	3
Goodwill, Impairment Loss	$ 0	0
Capitalized Computer Software, Additions	788	4,141
Capitalized Computer Software, Net	5,140	5,622
Deferred Tax Assets, Valuation Allowance	0	0
Revenue from Contract with Customer, Including Assessed Tax	319,404	278,380
Contract with Customer, Liability	14,800	4,200
Contract with Customer, Liability, Revenue Recognized	4,200	1,900
Advertising Expense	$ 838	$ 719
Customer Concentration Risk [Member] | Revenue Benchmark [Member]
Number of Customers	2	2
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Customer 1 [Member]
Concentration Risk, Percentage	20.80%	19.50%
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Customer 2 [Member]
Concentration Risk, Percentage	13.60%	14.10%
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Five Largest Customers [Member]
Number of Customers	5	5
Concentration Risk, Percentage	51.00%	48.50%
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Ten Largest Customers [Member]
Number of Customers	10	10
Concentration Risk, Percentage	64.90%	60.10%
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Twenty Largest Customers [Member]
Number of Customers	20	20
Concentration Risk, Percentage	75.00%	70.60%
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Customer 1 [Member]
Concentration Risk, Percentage	18.10%	20.40%
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Customer 2 [Member]
Concentration Risk, Percentage	16.10%	12.50%
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Three Customers [Member]
Number of Customers	3	3
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Customer 3 [Member]
Concentration Risk, Percentage	17.20%	11.40%
Transit Accounts Receivable [Member]
Accounts Receivable, before Allowance for Credit Loss, Current	$ 8,000	$ 7,300
Transit Accounts Payable [Member]
Accounts Payable, Current	16,200	23,900
Accounts Payable, Net	8,200	16,600
Service [Member]
Revenue from Contract with Customer, Including Assessed Tax	$ 1,700	1,700
Restricted Covenants [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	4 years
Customer Relationships [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	6 years
CANADA
Cash and Cash Equivalent	$ 146	269
Revenue from Contract with Customer, Including Assessed Tax	7,535	7,196
GERMANY
Cash and Cash Equivalent	651	556
SERBIA
Cash and Cash Equivalent	487	496
NETHERLANDS
Cash and Cash Equivalent	3	$ 2
PHILIPPINES
Cash and Cash Equivalent	$ 9

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