Overview of the Business and Basis of Presentation - Numerators and denominators of basic and diluted (Details) - shares	3 Months Ended		6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Overview of the Business and Basis of Presentation
Basic weighted average number of shares outstanding	8,800,171	8,758,710	8,798,928	8,757,433
Effect of dilutive securities:
Restricted stock		82,160		68,150
Diluted weighted average number of shares outstanding	8,800,171	8,840,870	8,798,928	8,825,583