Stock Options and Awards (Detail) - Summary data of stock option award activity (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Outstanding, number of shares	246,425	245,425
Outstanding, weighted average exercise price (in Dollars per share)	$ 7.11	$ 7.13
Outstanding, weighted average remaining contractual term	2 years 325 days
Exercisable at September 30, 2013	104,925
Exercisable at September 30, 2013 (in Dollars per share)	$ 7.67
Exercisable at September 30, 2013	2 years 281 days
Exercisable at September 30, 2013 (in Dollars)	$ 78
Vested and expected to vest at September 30, 2013	107,676
Vested and expected to vest at September 30, 2013 (in Dollars per share)	$ 7.56
Vested and expected to vest at September 30, 2013	2 years 325 days
Vested and expected to vest at September 30, 2013 (in Dollars)	88
Granted, number of shares	0	1,750
Granted, weighted average exercise price (in Dollars per share)	$ 0.00	$ 3.43
Expired, number of shares	(97,500)	(750)
Expired, weighted average exercise price (in Dollars per share)	$ 8.46	$ 4.79
Forfeited, number of shares	0	0
Forfeited, weighted average exercise price (in Dollars per share)	$ 0.00	$ 0.00
Exercised, number of shares	(41,249)	0
Exercised, weighted average exercise price (in Dollars per share)	$ 2.77	$ 0.00
Outstanding, number of shares	107,676	246,425
Outstanding, weighted average exercise price (in Dollars per share)	$ 7.56	$ 7.11
Outstanding, weighted average remaining contractual term	2 years 325 days
Outstanding, aggregate intrinsic value (in Dollars)	$ 88