Nature of Business and Summary of Significant Accounting Policies - Earnings Per Share (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Schedule of Weighted Average Number of Diluted Shares Outstanding [Line Items]
Net Income Available to Common Stockholders, Basic, Total	$ 1,044	$ 395	$ 2,335	$ 1,505
Net Income Available to Common Stockholders, Diluted, Total	$ 1,044	$ 395	$ 2,335	$ 1,505
Weighted Average Shares, Basic EPS	18,811,000	19,066,000	18,903,000	19,225,000
Effect of Dilutive Securities Stock Options	17,000	7,000	20,000	4,000
Weighted average shares, Diluted EPS	18,828,000	19,073,000	18,923,000	19,229,000
Net Income Per Share Basic	$ 0.06	$ 0.02	$ 0.12	$ 0.08
Net Income Per Share Diluted	$ 0.06	$ 0.02	$ 0.12	$ 0.08