Share-based Compensation - Cost (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Share-based compensation costs recognized in the entity's Consolidated Statements of Operations
Share based compensation	$ 2,189	$ 2,456
Tax benefit at statutory rate	799	897
Selling, general and administrative
Share-based compensation costs recognized in the entity's Consolidated Statements of Operations
Share based compensation	1,787	1,972
Research and development
Share-based compensation costs recognized in the entity's Consolidated Statements of Operations
Share based compensation	151	173
Cost of sales
Share-based compensation costs recognized in the entity's Consolidated Statements of Operations
Share based compensation	$ 251	$ 311