Nature of Business and Summary of Significant Accounting Policies - Earnings Per Share (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Schedule of Weighted Average Number of Diluted Shares Outstanding [Line Items]
Net Income Available to Common Stockholders, Basic, Total	$ 568	$ 315
Net Income Available to Common Stockholders, Diluted, Total	$ 568	$ 315
Weighted Average Shares, Basic EPS	18,787,000	18,965,000
Effect of Dilutive Securities Stock Options	51,000	21,000
Weighted average shares, Diluted EPS	18,838,000	18,986,000
Net Income Per Share Basic	$ 0.03	$ 0.02
Net Income Per Share Diluted	$ 0.03	$ 0.02