Shareholders' Equity - Employee Stock Purchase Plan (Details) - USD ($) $ in Thousands		12 Months Ended
	May 21, 2020	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Share-based compensation expense		$ 5,165	$ 9,498	$ 86
Employee Stock Purchase Plan ("ESPP") | Employee Stock Purchase Plan ("ESPP")
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Purchase price of common stock, percent	95.00%
Minimum purchase price of common stock as a percent of offering date fair value, percent	85.00%
Minimum purchase price of common stock as a percent of common stock exercise date fair value, percent	85.00%
Shares issued to employees (in shares)		56,440
Share-based compensation expense		$ 400	$ 0