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Note 7 - Commitments and Contingent Liabilities (Details) - USD ($) $ in Millions | May. 15, 2014 | Jul. 31, 2015 | Jul. 31, 2014
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Note 7 - Commitments and Contingent Liabilities (Details) [Line Items] |  |  |
Aggregate Retention for Construction Defects, Warranty and Bodily Injury Claims |  | $ 21 | $ 21
Aggregate Retention For Construction Defects Warranty and Bodily Injury Claims Amount Exceeded |  | $ 30 |
DAndrea VHovnanian [Member] |  |  |
Note 7 - Commitments and Contingent Liabilities (Details) [Line Items] |  |  |
Litigation Settlement, Amount | $ (21) |  |

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- Definition Aggregate annual retention for construction defect, warranty and bodily injury claims. + References No definition available. + Details
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- Definition The amount exceeded for the aggregate annual retention for construction defect, warranty and bodily injury claims. + References No definition available. + Details
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- Definition Amount of judgment or settlement awarded to (against) the entity in respect of litigation. + References No definition available. + Details
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- Details
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