Shareholders' Equity Shareholders' Equity - Warrants (Details) (Warrants, USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended		12 Months Ended
	Apr. 18, 2012	Aug. 11, 2008	Feb. 01, 2014
Warrants
Number of Warrants
Outstanding as of January 28, 2012 (shares)			6,305,304
Granted (shares)	4,805,304	1,500,000	0	[1]
Exercised (shares)			(5,333)
Forfeited (shares)			0
Outstanding as of February 2, 2013 (shares)			6,299,971
Vested as of February 2, 2013 (shares)			6,299,971
Exercisable as of February 2, 2013 (shares)			6,299,971
Weighted Average Exercise Price
Outstanding as of January 28, 2012 (usd per share)			$ 11.79
Granted (usd per share)	$ 8.00	$ 23.94	$ 0.00	[1]
Exercised (usd per share)			$ 3.38
Forfeited (usd per share)			$ 0.00
Outstanding as of February 2, 2013 (usd per share)			$ 11.80
Vested as of February 2, 2013 (usd per share)			$ 11.80
Exercisable as of February 2, 2013 (usd per share)			$ 11.80
Weighted Average Remaining Contractual Life
Outstanding as of February 2, 2013 (in years)			4 years 4 months 24 days
Vested as of February 2, 2013 (in years)			4 years 4 months 24 days
Exercisable as of February 2, 2013 (in years)			4 years 4 months 24 days
Aggregate Intrinsic Value
Outstanding as of February 1, 2014			$ 0
Vested as of February 1, 2014			0
Exercisable as of February 1, 2014			$ 0

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