Note 7. Composition of Certain Financial Statement Captions (Details) - Accrued Liabilities (USD $) In Thousands, unless otherwise specified	Nov. 02, 2013	Feb. 02, 2013
Note 7. Composition of Certain Financial Statement Captions (Details) - Accrued Liabilities [Line Items]
Income taxes	$ 4,335	$ 4,508
Accrued Liabilities	19,749	20,018
Other accrued liabilities	1,447	3,537
Royalties	1,117	951
Warranty	1,000	1,447
Deferred revenue	5,213	3,099
License Fees [Member]
Note 7. Composition of Certain Financial Statement Captions (Details) - Accrued Liabilities [Line Items]
Accrued Liabilities	1,037	3,553
Rebates [Member]
Note 7. Composition of Certain Financial Statement Captions (Details) - Accrued Liabilities [Line Items]
Accrued Liabilities	4,656	1,475
Restructuring [Member]
Note 7. Composition of Certain Financial Statement Captions (Details) - Accrued Liabilities [Line Items]
Accrued Liabilities	869	1,023
Settlements [Member]
Note 7. Composition of Certain Financial Statement Captions (Details) - Accrued Liabilities [Line Items]
Accrued Liabilities	$ 75	$ 425

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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Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. 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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- Definition

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. For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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