Nature of Business and Summary of Significant Accounting Policies - Earnings Per Share (Detail) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Schedule of Weighted Average Number of Diluted Shares Outstanding [Line Items]
Net Income Available to Common Stockholders, Basic, Total	$ 5,773	$ 4,845
Net Income Available to Common Stockholders, Diluted, Total	$ 5,773	$ 4,845
Weighted Average Shares, Basic EPS	18,874,000	19,164,000
Effect of Dilutive Securities Stock Options	20,000	5,000
Weighted average shares, Diluted EPS	18,894,000	19,169,000
Net Income Per Share Basic	$ 0.31	$ 0.25
Net Income Per Share Diluted	$ 0.31	$ 0.25