Fair Value Measurements and Disclosures (Tables)

3 Months Ended

May 04, 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 May 4, 2013		Fair Value Measurements at Reporting Date Using
			Level 1		Level 2		Level 3
Financial assets:
Cash	$	17,285	$	17,285	$	—	$	—
Money market funds	33,035		—		33,035		—
Cash and cash equivalents	50,320
Certificates of deposit	5,936		—		5,925		—
US treasury securities	14,989		—		14,997		—
US government securities	40,417		—		40,343		—
Short-term investments	61,342
Long-term tenant allowances receivable	982		—		—		982

	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 securities	42,650		—		42,592		—
Short-term investments	67,694		—		—		—
Long-term tenant allowances receivable	960		—		—		960

	Carrying Amount as of April 28, 2012		Fair Value Measurements at Reporting Date Using
			Level 1		Level 2		Level 3
Financial assets:
Cash	$	33,788	$	33,788	$	—	$	—
Money market funds	114,320		—		114,320		—
Cash and cash equivalents	148,108
Long-term tenant allowances receivable	896		—		—		896