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Stock Based Compensation (Schedule of Stock Option Activity) (Details) - USD ($)	6 Months Ended	12 Months Ended
	Dec. 31, 2020	Jun. 30, 2020
Number of Shares Subject To Option
Balance at July 1, 2020	276,712
Granted	62,025
Exercised
Forfeited or expired	(23,400)
Outstanding at December 31, 2020	315,337	276,712
Vested or expected to vest at December 31, 2020	297,286
Exercisable at December 31, 2020	205,187
Weighted Average Exercise Price
Balance at July 1, 2020	$ 24.30
Granted	18.05
Exercised
Forfeited or expired	21.20
Outstanding at December 31, 2020	23.30	$ 24.30
Vested or expected to vest at December 31, 2020	23.55
Exercisable at December 31, 2020	$ 25.54
Weighted Average Remaining Contractual Term
Outstanding	6 years 7 months 6 days	6 years 1 month 6 days
Granted	9 years 9 months 22 days
Vested or expected to vest at December 31, 2020	6 years 5 months 5 days
Exercisable at December 31, 2020	5 years 29 days
Aggregate Intrinsic Value
Outstanding at December 31, 2020	$ 53,962
Vested or expected to vest at December 31, 2020	44,882
Exercisable at December 31, 2020	$ 0

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