Significant Accounting Policies (Details) (USD $)	Aug. 31, 2014	Aug. 31, 2013
Assets:
Total assets	$ 40,883,000	$ 44,480,000
Liabilities:
Liabilities of assets held for sale	0	5,397,000
Long-term debt	1,728,000	6,534,000
Liabilities	17,392,000	26,769,000
Reclassifications Of Real estate assets and liabilities [Member]
Assets:
Assets held for sale	7,988,000	460,000
Real estate properties held for leasing, net	0	7,283,000
Deferred tax asset, current	0	1,712,000
Other assets	2,317,000	850,000
Total assets	10,305,000	10,305,000
Liabilities:
Liabilities of assets held for sale	5,397,000	362,000
Current portion of long-term debt	0	172,000
Long-term debt	6,534,000	11,397,000
Liabilities	$ 11,931,000	$ 11,931,000