Note 17. Segment and Geographical Information (Details) - Net Revenue For Each Geographic Region and Each Significant Country Based on the Ship-to Location (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 03, 2013	Jul. 28, 2012	Aug. 03, 2013	Jul. 28, 2012
Note 17. Segment and Geographical Information (Details) - Net Revenue For Each Geographic Region and Each Significant Country Based on the Ship-to Location [Line Items]
Net Revenue For Each Geographic Region	$ 53,762	$ 68,251	$ 106,302	$ 108,509
Asia [Member]
Note 17. Segment and Geographical Information (Details) - Net Revenue For Each Geographic Region and Each Significant Country Based on the Ship-to Location [Line Items]
Net Revenue For Each Geographic Region	40,426	44,314	78,466	80,918
North America [Member]
Note 17. Segment and Geographical Information (Details) - Net Revenue For Each Geographic Region and Each Significant Country Based on the Ship-to Location [Line Items]
Net Revenue For Each Geographic Region	5,630	5,325	10,660	7,191
Europe [Member]
Note 17. Segment and Geographical Information (Details) - Net Revenue For Each Geographic Region and Each Significant Country Based on the Ship-to Location [Line Items]
Net Revenue For Each Geographic Region	5,978	15,924	13,968	16,513
Other Regions [Member]
Note 17. Segment and Geographical Information (Details) - Net Revenue For Each Geographic Region and Each Significant Country Based on the Ship-to Location [Line Items]
Net Revenue For Each Geographic Region	$ 1,728	$ 2,688	$ 3,208	$ 3,887