XML 49 R38.htm IDEA: XBRL DOCUMENT v3.24.2.u1
Note 4 - Prepaid Expenses and Other Current Assets - Prepaid Expenses and Other Current Assets (Details) - USD ($)
$ in Thousands
Jun. 30, 2024
Dec. 31, 2023
Prepaid insurance $ 330 $ 1,012
Prepaid supplier expenses 112 132
Other receivables 284 159
Natural gas derivatives at fair value, current 329 0
Deposits 125 237
Other 145 137
Total prepaid expenses and other current assets $ 1,325 $ 1,677