XML 37 R27.htm IDEA: XBRL DOCUMENT v3.22.2
Note 1 - Summary of Significant Accounting Policies (Details Textual) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Contract with Customer, Liability, Current $ 698 $ 651
Unbilled Receivables, Current $ 31,804 $ 31,842