v3.22.2.2
Note 1 - Nature of Operations, Basis of Presentation and Company Conditions - Reconciliation of Cash, Cash Equivalents, and Restricted Cash (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Sep. 30, 2021
Cash and cash equivalents at beginning of period $ 26,865 $ 11,179 $ 3,046
Restricted cash at beginning of period [1] 1,176 1,176 1,478
Cash, cash equivalents and restricted cash at beginning of period 28,041 12,355 4,524
Cash and cash equivalents at end of period 27,960 26,865 11,179
Restricted cash at end of period [1] 609 1,176 1,176
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD $ 28,569 $ 28,041 $ 12,355
[1] Restrictions on cash at September 30, 2022 and September 30, 2021 relate to collateral for several bank-issued letters of credit for contract guaranties.