Discontinued Operations (Detail Textual) (USD $)	12 Months Ended			1 Months Ended
	Aug. 31, 2014	Jul. 31, 2014	Aug. 31, 2013	Jul. 31, 2014 Discontinued Operations [Member]	Aug. 31, 2014 Discontinued Operations [Member] Scenario, Forecast [Member]	Aug. 31, 2013 Discontinued Operations [Member] Scenario, Forecast [Member]
Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Current Year				$ 1,250,000
Workers Compensation Liability Reserve		2,236,000
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	592,000
Discontinued Operation, Tax (Expense) Benefit from Provision for (Gain) Loss on Disposal	394,000
Disposal Group, Including Discontinued Operation, Liabilities	$ 0		$ 5,397,000		$ 322,000	$ 2,556,000