Employee Stock Purchase Plan (Details) - Employee Stock Purchase Plan [Member]	12 Months Ended
	Jun. 30, 2018 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock purchase period	6 months
Purchase price of stock in percentage	85.00%
Number of shares purchased by employee	158,939
Average price of share purchased by employee | $ / shares	$ 20.40
Shares of common stock reserved under the ESPP	1,685,431