Outstanding Stock Options (Details) - USD ($)	6 Months Ended
	Aug. 01, 2015	Jan. 31, 2015
2011 Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding	2,071,000	2,463,000
Options outstanding, weighted average exercise price	$ 4.32	$ 4.09
Options outstanding, weighted average remaining contractual term	7 years 10 months 24 days
Options outstanding, aggregate intrinsic value	$ 17,000
Vested or expected to vest, outstanding	2,022,000
Vested or expected to vest, outstanding, weighted average exercise price	$ 4.30
Vested or expected to vest, outstanding, weighted average remaining contractual term	7 years 8 months 29 days
Vested or expected to vest, outstanding, aggregate intrinsic value	$ 16,000
2004 Omnibus Incentive Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding	843,000	1,206,000
Options outstanding, weighted average exercise price	$ 6.53	$ 6.71
Options outstanding, weighted average remaining contractual term	3 years 4 months 13 days
Options outstanding, aggregate intrinsic value	$ 7,000
Vested or expected to vest, outstanding	842,000
Vested or expected to vest, outstanding, weighted average exercise price	$ 6.47
Vested or expected to vest, outstanding, weighted average remaining contractual term	3 years 4 months 9 days
Vested or expected to vest, outstanding, aggregate intrinsic value	$ 7,000
2001 Omnibus Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding	419,000	826,000
Options outstanding, weighted average exercise price	$ 7.91	$ 6.89
Options outstanding, weighted average remaining contractual term	2 years 8 months 9 days
Options outstanding, aggregate intrinsic value	$ 0
Vested or expected to vest, outstanding	419,000
Vested or expected to vest, outstanding, weighted average exercise price	$ 7.91
Vested or expected to vest, outstanding, weighted average remaining contractual term	2 years 8 months 9 days
Vested or expected to vest, outstanding, aggregate intrinsic value	$ 0
Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding	0	450,000
Options outstanding, weighted average exercise price	$ 0.00	$ 4.51
Options outstanding, weighted average remaining contractual term
Options outstanding, aggregate intrinsic value	$ 0
Vested or expected to vest, outstanding	0
Vested or expected to vest, outstanding, weighted average exercise price	$ 0.00
Vested or expected to vest, outstanding, weighted average remaining contractual term
Vested or expected to vest, outstanding, aggregate intrinsic value	$ 0