Note A - Overview and Significant Accounting Policies (Details Textual) $ in Thousands		1 Months Ended	12 Months Ended
	Jan. 30, 2018 USD ($) shares	Jan. 30, 2018 USD ($) shares	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Number of Reportable Segments			3
Stock Issued During Period, Value, New Issues			$ 1,077
Accounts Receivable, after Allowance for Credit Loss, Total			47,600	$ 49,200
Impairment, Long-Lived Asset, Held-for-Use, Total			200	200
Deductible For Individual Health Care Claims			300
Self Insurance Reserve			$ 1,200	$ 1,200
Capitalized Software Development Costs [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life (Year)			3 years
Capitalized Software Development Costs [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life (Year)			5 years
Series A Preferred Stock [Member] | Wipro [Member]
Stock Issued During Period, Shares, New Issues (in shares) | shares	9,926
Convertible Preferred Stock, Shares Issued upon Conversion (in shares) | shares	1,001,614	1,001,614
Convertible Preferred Stock, Shares Issued upon Conversion as Percent of Common Stock Outstanding				14.00%
Stock Issued During Period, Value, New Issues	$ 9,900	$ 9,900
Customer Concentration Risk [Member] | Accounts Receivable [Member] | One Customer [Member]
Concentration Risk, Percentage			13.00%	14.60%