2.2.0.25truefalse40102 - Disclosure - Note 1. Summary of Significant Accounting Policies (Estimated Useful Lives of Property and Equipment) (Details)truefalsefalse1falsefalsetruefalse{us-gaap_PropertyPlantAndEquipmentByTypeAxis} : Building and Improvements [Member]
2/1/2010 - 1/31/2011
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2/1/2010 - 1/31/2011
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2/1/2010 - 1/31/2011
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2/1/2010 - 1/31/2011
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