Earnings Per Share (Details) $ / shares in Units, $ in Thousands		12 Months Ended
	Mar. 15, 2016	Jun. 30, 2016 USD ($) $ / shares shares	Jun. 30, 2015 USD ($) $ / shares shares
Earnings Per Share [Abstract]
Antidilutive securities or contracts outstanding (in shares)		0	0
Stock split ratio	2	2
Net income | $		$ 8,963	$ 7,189
Weighted average number of shares outstanding, basic (in shares)		8,459,327	8,437,342
Weighted average number of shares outstanding, effect of dilutive stock options (in shares)		16,965	60,032
Weighted average number of shares outstanding, diluted (in shares)		8,476,292	8,497,374
Earnings per share, basic (in dollars per share) | $ / shares		$ 1.06	$ 0.85
Earnings per share, effect of dilutive stock options (in dollars per share) | $ / shares		0	0
Earnings per share, diluted (in dollars per share) | $ / shares		$ 1.06	$ 0.85