Share-based Compensation - Cost (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Share-based compensation costs
Share based compensation	$ 1,991	$ 2,007	$ 5,333	$ 6,466
Tax benefit at statutory rate	448	452	1,200	1,455
Selling, general and administrative
Share-based compensation costs
Share based compensation	1,507	1,205	4,221	4,840
Research and development
Share-based compensation costs
Share based compensation	132	214	287	438
Cost of sales
Share-based compensation costs
Share based compensation	$ 352	$ 588	$ 825	$ 1,188