Fair Value Measurements (Tables)

6 Months Ended

Aug. 03, 2013

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The following table provides information by level for the Company's available-for-sale securities that were measured at fair value on a recurring basis as of August 3, 2013 (in thousands): 

			Fair Value Measurements Using Inputs Considered as
Description	Fair Value		Level 1		Level 2		Level 3
Short-term investments:
Certificates of deposit	$	2,268	$	—	$	2,268	$	—
Commercial paper	2,374		—		2,374		—
U.S. Agency securities	408		—		408		—
Total current assets	5,050		—		5,050		—
Long-term investments:
Municipal bonds	227		—		227		—
Corporate bonds	2,484		—		2,484		—
U.S. Agency securities	2,069		—		2,069		—
Total non-current assets	4,780		—		4,780		—
Total assets	$	9,830	$	—	$	9,830	$	—