XML 46 R35.htm IDEA: XBRL DOCUMENT v3.20.2
Note 3 - Revenue (Details Textual)
$ in Millions
Jun. 30, 2020
USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-07-01  
Revenue, Remaining Performance Obligation, Amount $ 15.2
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period (Year) 6 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01  
Revenue, Remaining Performance Obligation, Percentage 27.00%
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period (Year) 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01  
Revenue, Remaining Performance Obligation, Percentage 70.00%
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period (Year) 1 year