Net Income per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Numerator:
Net income	$ 5,753	$ 8,804
Allocation of earnings to participating securities	(50)	(68)
Numerator for basic EPS - Net income available to common stockholders	5,703	8,736
Dilutive effect to participating securities	6	8
Numerator for diluted EPS	$ 5,709	$ 8,744
Denominator:
Weighted-average common shares outstanding - basic	16,230,990	17,097,647
Effect of dilutive shares	238,252	656,010
Weighted-average common shares outstanding - diluted	16,469,242	17,753,657
Net income per share - basic (in dollars per share)	$ 0.35	$ 0.51
Net income per share - diluted (in dollars per share)	$ 0.35	$ 0.49