Shareholders' Equity (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Aug. 31, 2014	Aug. 31, 2013
EPS- basic and diluted:
Net income	$ 5,611	$ 2,552
Less: undeclared cumulative preferred stock dividends	(76)	(76)
Net income attributable to common shareholders	$ 5,535	$ 2,476
Weighted average common shares outstanding for basic and diluted EPS computation (in shares)	4,861,590	4,861,590
Earnings per common share - basic and diluted (in dollars per share)	$ 1.14	$ 0.51