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Note 3 - Revenue Recognition - Contract Assets and Liabilities (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Deferred revenue $ 4,247 $ 1,887
Increases due to consideration received from customers 4,836 2,111
Revenue recognized (4,335) (1,192)
Decrease due to sale of Molded Fiber (575) 0
Deferred revenue 4,173 2,806
Unbilled receivables - beginning of period 74 271
Increases due to revenue recognized, not invoiced to customers 3,065 1,461
Decreases due to customer invoicing (2,429) (1,509)
Unbilled receivables - end of period $ 710 $ 223