Shareholders' Equity (Tables)

9 Months Ended

Nov. 02, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Weighted-Average Assumptions for Determining Fair Value

	For the Three Quarters Ended
	November 2, 2013		October 27, 2012
	Stock Options	ESPP	Stock Options	ESPP
Expected life	NA	1 year	4 years	6 months
Expected volatility	NA	63%	87% - 88%	71%
Risk-free interest rate	NA	0.11%	0.53% - 0.92%	0.15%
Expected dividends	NA	$—	$—	$—

Stock Option (Incentive and Nonqualified) Activity

	Shares		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term (Yrs.)	Aggregate Intrinsic Value ($000s)
Outstanding at February 2, 2013	2,388,048		$	5.66
Granted	—		—
Exercised	(10,375	)	1.65
Forfeited or expired	(150,470	)	14.03
Outstanding at November 2, 2013	2,227,203		$	5.11	3.0	$	128
Vested and expected to vest at November 2, 2013	2,218,545		$	5.12	3.0	$	125
Exercisable at November 2, 2013	2,071,622		$	5.21	2.9	$	103

Summary of Service-Based Restricted Stock Awards and Units Activity

	Shares		Weighted- Average Grant-Date Fair Value
Outstanding at February 2, 2013	1,795,943		$	2.16
Granted	175,000		2.53
Vested	(466,033	)	2.31
Forfeited	(56,006	)	2.35
Outstanding at November 2, 2013	1,448,904		$	2.15

	Shares		Weighted- Average Grant-Date Fair Value
Outstanding at February 2, 2013	125,000		$	1.57
Granted	122,480		3.47
Vested	(125,000	)	1.57
Forfeited	—		—
Outstanding at November 2, 2013	122,480		$	3.47