Income Taxes (Details Textual) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | ||
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Apr. 30, 2012
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Apr. 30, 2011
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Oct. 31, 2011
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Income Taxes (Textual) [Abstract] | |||
State taxes net of federal benefit, percentage | 6.50% | 5.00% | |
Time period of forward tax losses | 20 | ||
Tax loss carryforwards | $ 81.8 | ||
Valuation allowances against our entire net deferred federal tax assets | 350.0 | 353.4 | |
Recognized cumulative valuation allowances against state deferred tax assets | 74.0 | ||
State tax deferred tax assets | $ 28.9 | ||
Number of states | 20 |
X | ||||||||||
- Definition
Cumulative valuation allowance - state. No definition available.
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- Definition
Estimated state income tax rate. No definition available.
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- Details
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- Definition
State tax deferred tax assets. No definition available.
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- Definition
The sum of the portions of deferred tax assets as of the balance sheet date for which, based on the weight of available evidence, it is more likely than not will not be realized through future reductions of tax-based income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The number of states the entity operates in as of the balance sheet date. No definition available.
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- Definition
The sum of domestic, foreign and state and local operating loss carryforwards, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
The expiration date of each operating loss carryforward included in total operating loss carryforwards, or the applicable range of such expiration dates. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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