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Note 1 - Significant Accounting Policies 2 (Details Textual) - Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01
Dec. 31, 2022
USD ($)
Revenue, Remaining Performance Obligation, Amount $ 1,787,000
Maintenance [Member]  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period (Year) 1 year
Integration Services [Member]  
Revenue, Remaining Performance Obligation, Amount $ 293,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period (Year) 1 year