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Note 7 - Leases - Future Minimum Lease Payments Under Non-cancelable Leases and Service Agreements ASC 840 (Details)
$ in Thousands
Dec. 31, 2018
USD ($)
2019 $ 4,588
2020 2,252
2021 1,883
2022 1,722
2023 1,615
2024 and thereafter 1,698
Total $ 13,758