Property and Equipment - at cost (Details) (USD $)	Apr. 30, 2013	Jul. 31, 2012
Property:
Property - net	$ 44,677,092	$ 44,259,379
Fixtures and equipment and other:
Fixtures and equipment	176,877	167,687
Other fixed assets	241,293	219,385
Land and Building [Member]
Property:
Buildings and improvements	68,909,135	68,160,718
Improvements to leased property	1,478,012	1,478,012
Land	6,067,805	6,067,805
Construction in progress	748,905	72,467
Property - gross	77,203,857	75,779,002
Less accumulated depreciation	32,668,704	31,620,831
Property - net	44,535,153	44,158,171
Property, Plant and Equipment, Other Types [Member]
Property:
Property - gross	418,170	387,072
Less accumulated depreciation	276,231	285,864
Property - net	$ 141,939	$ 101,208

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The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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- Definition

Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.

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- Definition

Gross amount, at the balance sheet date, of long-lived assets under construction that include construction costs to date on capital projects that have not been completed and assets being constructed that are not ready to be placed into service.

+ References

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- Definition

Gross amount, at the balance sheet date, of long-lived, depreciable assets commonly used in offices and stores. Examples include desks, chairs, and store fixtures.

+ References

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- Definition

Carrying amount as of the balance sheet date of real estate held for productive use. This excludes land held for sale.

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- Definition

Gross amount, at the balance sheet date, of long-lived, depreciable assets that are an addition or improvement to assets held under lease arrangement.

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- Definition

Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

This element represents capitalized assets classified as property, plant and equipment not otherwise defined in the taxonomy.

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