Outstanding Stock Options (Details) (USD $)	6 Months Ended
	Aug. 02, 2014	Feb. 01, 2014
2011 Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding	3,153,000	3,083,000
Options outstanding, weighted average exercise price	$ 4.06	$ 4.03
Options outstanding, weighted average remaining contractual term	8 years 6 months
Options outstanding, aggregate intrinsic value	$ 2,577,000
Vested or expected to vest, outstanding	3,094,000
Vested or expected to vest, outstanding, weighted average exercise price	$ 4.10
Vested or expected to vest, outstanding, weighted average remaining contractual term	8 years 6 months
Vested or expected to vest, outstanding, aggregate intrinsic value	2,533,000
2004 Omnibus Incentive Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding	1,870,000	2,104,000
Options outstanding, weighted average exercise price	$ 5.76	$ 6.25
Options outstanding, weighted average remaining contractual term	5 years 2 months 12 days
Options outstanding, aggregate intrinsic value	1,229,000
Vested or expected to vest, outstanding	1,867,000
Vested or expected to vest, outstanding, weighted average exercise price	$ 5.74
Vested or expected to vest, outstanding, weighted average remaining contractual term	5 years 2 months 12 days
Vested or expected to vest, outstanding, aggregate intrinsic value	1,229,000
2001 Omnibus Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding	1,078,000	1,121,000
Options outstanding, weighted average exercise price	$ 5.83	$ 6.05
Options outstanding, weighted average remaining contractual term	4 years 1 month 6 days
Options outstanding, aggregate intrinsic value	863,000
Vested or expected to vest, outstanding	1,078,000
Vested or expected to vest, outstanding, weighted average exercise price	$ 5.83
Vested or expected to vest, outstanding, weighted average remaining contractual term	4 years 1 month 6 days
Vested or expected to vest, outstanding, aggregate intrinsic value	863,000
Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding	465,000	500,000
Options outstanding, weighted average exercise price	$ 4.42	$ 4.24
Options outstanding, weighted average remaining contractual term	5 years 10 months 24 days
Options outstanding, aggregate intrinsic value	328,000
Vested or expected to vest, outstanding	458,000
Vested or expected to vest, outstanding, weighted average exercise price	$ 4.43
Vested or expected to vest, outstanding, weighted average remaining contractual term	5 years 10 months 24 days
Vested or expected to vest, outstanding, aggregate intrinsic value	$ 323,000