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Commitments and Contingencies Guarantees Related to Discontinued Operations (Details) (USD $)
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3 Months Ended | 12 Months Ended |
|---|---|---|
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Nov. 01, 2014
|
Jan. 28, 2012
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| Property Subject to or Available for Operating Lease [Line Items] | ||
| Stockholders Equity Reverse Stock Split Conversion Ratio | 0.435 | |
| Receipt of cash from bankruptcy claim | $ 1,100,000 | |
| Estimated guarantee liability | 3,200,000 | |
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Property Lease Guarantee [Member]
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| Property Subject to or Available for Operating Lease [Line Items] | ||
| Loss Contingency, Range of Possible Loss, Minimum | 0 | |
| Loss Contingency, Range of Possible Loss, Maximum | $ 7,000,000 |