Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
Earnings Per Share [Abstract]
Antidilutive securities or contracts outstanding (in shares)	0	0	0	0
Net Income	$ 4,356	$ 3,677	$ 13,320	$ 10,789
Weighted Average Shares - Basic (in shares)	8,537,814	8,517,614	8,537,814	8,508,103
Effect of Dilutive Stock Options (in shares)	0	18,793	0	25,747
Weighted Average Shares - Dilute (in shares)	8,537,814	8,536,407	8,537,814	8,533,850
Earnings per share - Basic (in dollars per share)	$ 0.51	$ 0.43	$ 1.56	$ 1.27
Earnings per share - Diluted (in dollars per share)	$ 0.51	$ 0.43	$ 1.56	$ 1.26