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Note 6 - Goodwill, Other Intangible, and Other Assets - Summary of Other Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Investment in TEL $ 44,196 $ 34,365
Other long-term receivables 7,329 24,378
Other assets, net 859 2,154
Total other assets, net $ 52,384 $ 60,897