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Shareholders' Equity Market Based Restricted Stock (Details) (USD $)
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12 Months Ended | 0 Months Ended | 0 Months Ended | 0 Months Ended | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Feb. 01, 2014
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Feb. 02, 2013
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Jan. 28, 2012
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Oct. 03, 2012
Restricted Stock [Member]
tranche
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Feb. 01, 2014
Restricted Stock [Member]
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Nov. 25, 2013
Restricted Stock [Member]
tranche
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Feb. 02, 2013
Restricted Stock [Member]
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Oct. 03, 2012
Market Based Stock Restricted Stock Awards [Member]
Restricted Stock [Member]
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Feb. 01, 2014
Market Based Stock Restricted Stock Awards [Member]
Restricted Stock [Member]
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Oct. 03, 2012
Tranche 1 [Member]
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Oct. 03, 2012
Tranche 1 [Member]
Restricted Stock [Member]
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Oct. 03, 2012
Tranche 2 [Member]
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Oct. 03, 2012
Tranche 2 [Member]
Restricted Stock [Member]
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Oct. 03, 2012
Tranche 3 [Member]
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Oct. 03, 2012
Tranche 3 [Member]
Restricted Stock [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||||||||||||||
| Non-vested shares outstandings | 641,000 | 772,000 | 150,000 | ||||||||||||
| Number of tranches | 3 | 3 | |||||||||||||
| Number of consecutive trading days | 20 days | ||||||||||||||
| Exercise price range, minimum | $ 6.00 | $ 8.00 | $ 10.00 | ||||||||||||
| Award vesting percentage | 50.00% | 25.00% | 25.00% | ||||||||||||
| Required holding period | 1 year | ||||||||||||||
| Risk Free Interest Rate | 1.00% | 0.32% | |||||||||||||
| Implied volatility rate | 78.00% | ||||||||||||||
| Granted, weighted average grant date fair value | $ 3.96 | $ 1.03 | $ 4.31 | $ 0.93 | $ 1.48 | $ 0.95 | $ 1.39 | $ 0.95 | $ 1.31 | ||||||
| Expected Term | 6 years | 6 years | 6 years | 2 years 9 months 18 days | 15 months | 15 months | 20 months | 20 months | 24 months | 24 months | |||||