XML 93 R78.htm IDEA: XBRL DOCUMENT v3.22.0.1
Note 12 - Revenues - Allowance for Doubtful Accounts (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Balance, beginning of period $ 227 $ 325
Bad debt (credit) expense (4) 17
Charge-offs and other (87) (115)
Balance, end of period $ 136 $ 227