CONSOLIDATED BALANCE SHEETS (PARENTHETICAL) (USD $) In Thousands, except Share data, unless otherwise specified	Sep. 30, 2014	Sep. 30, 2013
Statement Of Financial Position [Abstract]
Allowance for doubtful accounts	$ 1,577	$ 572
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued	0	0
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	30,000,000	30,000,000
Common stock, shares issued	12,031,243	11,970,967
Common stock, shares outstanding	12,031,243	11,970,967