Earnings Per Share - Computation of Basic and Diluted Earnings Per Share from Operations (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Numerator:
Net income	$ 445	$ 506	$ 891	$ 689
Denominator:
Denominator for basic earnings per share - weighted average shares	15,824	14,899	15,733	14,887
Effect of dilutive securities	923	1,252	848	1,324
Denominator for diluted earnings per share - adjusted weighted average shares and assumed conversions	16,747	16,151	16,581	16,211
Basic earnings per share	$ 0.03	$ 0.03	$ 0.06	$ 0.05
Diluted earnings per share	$ 0.03	$ 0.03	$ 0.05	$ 0.04