Accounting For Share-Based Payments - Warrants (Details) (Warrant [Member], USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	May 02, 2015
Warrant [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding at beginning of period (number of warrants)	6,299,971
Granted (number of warrants)	0
Exercised (number of warrants)	0
Forfeited (number of warrants)	0
Outstanding at beginning of period (number of warrants)	6,299,971
Vested at end of period (number of warrants)	6,299,971
Exercisable at end of period (number of warrants)	6,299,971
Outstanding at beginning of period (weighted average exercise price)	$ 11.80
Granted (weighted average exercise price)	$ 0.00
Exercised (number of warrants)	$ 0.00
Forfeited (number of warrants)	$ 0.00
Outstanding at end of period (weighted average exercise price)	$ 11.80
Vested at end of period (number of warrants)	$ 11.80
Exercisable at end of period (number of warrants)	$ 11.80
Outstanding at end of period (weighted average remaining contractual life)	3 years 1 month 6 days
Vested at end of period (weighted average remaining contractual life)	3 years 1 month 6 days
Exercisable at end of period (weighted average remaining contractual life)	3 years 1 month 6 days
Outstanding at end of period (aggregate intrinsic value)	$ 0
Vested at end of period (aggregate intrinsic value)	0
Exercisable at end of period (aggregate intrinsic value)	$ 0