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Note 5 - Intangible Assets - Future Amortization Expense of Intangible Assets (Details) - Purchased IP-Amortizing [Member]
$ in Thousands
Jul. 29, 2017
USD ($)
2018 (remaining six months) $ 2,484
2019 4,319
2020 2,833
2021 1,588
2022 1,243
Thereafter 3,032
Total $ 15,499