Shareholders' Equity Shareholders' Equity - Warrants (Details) - Warrants - USD ($) $ / shares in Units, $ in Thousands			12 Months Ended
	Apr. 18, 2012	Aug. 11, 2008	Jan. 30, 2016
Number of Warrants
Outstanding as of January 28, 2012 (shares)			6,299,971
Granted (shares)	4,805,304	1,500,000	0	[1]
Exercised (shares)			0
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)			$ 11.80
Granted (usd per share)	$ 8.00	$ 23.94	0.00	[1]
Exercised (usd per share)			0.00
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)			2 years 4 months 24 days
Vested as of February 2, 2013 (in years)			2 years 4 months 24 days
Exercisable as of February 2, 2013 (in years)			2 years 4 months 24 days
Aggregate Intrinsic Value
Outstanding as of January 30, 2016			$ 0
Vested and expected to vest as of January 30, 2016			0
Exercisable as of January 30, 2016			$ 0

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