Note 5 - Supplemental Financial Information - Accrued Liabilities (Details) - USD ($) $ in Thousands	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016	Jan. 31, 2015
License fees	$ 3,916	$ 5,578
Rebates	2,094	1,585	$ 2,864	$ 9,599
Restructuring	1,628
Income taxes payable, current portion	1,468	2,094
Settlements	1,410
Royalties	852	1,378
Warranties	643	783	$ 959	$ 864
Deferred revenue	400	350
Other accrued liabilities	2,268	1,839
Total accrued liabilities	14,679	13,607
Less: Accrued liabilities held for sale	(4,812)	(4,762)
Accrued liabilities	$ 9,867	$ 8,845

Total amount of accrued current liabilities before accrued liabilities held-for-sale.

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Accrued license fees as of balance sheet date.

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Accrued rebates as of balance sheet date.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for restructuring. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for settlements. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for royalties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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The carrying amount of consideration received or receivable as of the balance sheet date on potential earnings that were not recognized as revenue in conformity with GAAP, and which are expected to be recognized as such within one year or the normal operating cycle, if longer, including sales, license fees, and royalties, but excluding interest income.

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Amount classified as accrued liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

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Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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