XML 122 R106.htm IDEA: XBRL DOCUMENT v3.22.0.1
Note 19 - Segment Reporting - Summary of Valuation and Qualifying Accounts (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Balance at beginning of period $ 222 $ 131
Charged to costs and expenses 319 91
Write-offs during period 0 0
Balance at end of period $ 541 $ 222