Fair Value Measurements and Disclosures (Tables)

9 Months Ended

Nov. 02, 2013

Fair Value Disclosures [Abstract]

Summary of company's financial instruments

The following tables present information on the Company’s financial instruments (in thousands):

	Carrying Amount as of November 2, 2013		Fair Value Measurements at Reporting Date Using
			Level 1		Level 2		Level 3
Financial assets:
Cash	$	16,098	$	16,098	$	—	$	—
Money market funds	13,986		—		13,986		—
Cash and cash equivalents	30,084
Certificates of deposit	5,490		—		5,476		—
US treasury securities	4,994		—		5,000		—
US government agency securities	25,328		—		25,303		—
Short-term investments	35,812
Tenant allowances receivable	1,029		—		—		1,029

	Carrying Amount as of February 2, 2013		Fair Value Measurements at Reporting Date Using
			Level 1		Level 2		Level 3
Financial assets:
Cash	$	5,612	$	5,612	$	—	$	—
Money market funds	36,667		—		36,667		—
Cash and cash equivalents	42,279
Certificates of deposit	5,053		—		5,047		—
US treasury securities	19,991		—		19,991		—
US government agency securities	42,650		—		42,592		—
Short-term investments	67,694		—		—		—
Long-term tenant allowances receivable	960		—		—		960

	Carrying Amount as of October 27, 2012		Fair Value Measurements at Reporting Date Using
			Level 1		Level 2		Level 3
Financial assets:
Cash	$	21,992	$	21,992	$	—	$	—
Money market funds	104,351		—		104,351		—
Cash and cash equivalents	126,343
Long-term tenant allowances receivable	938		—		—		938