Share-based Compensation (Tables)

3 Months Ended

Sep. 30, 2018

Share Based Compensation [Abstract]

Shares Reserved for Issuance

The Company had reserved for issuance for the periods noted (in thousands):

	September 30, 2018		June 30, 2018
2013 Equity Incentive Plan shares available for grant		7,804		9,957
Employee stock options and awards outstanding		12,236		12,060
2014 Employee Stock Purchase Plan		4,084		5,365
Total shares reserved for issuance		24,124		27,382

Schedule of Recognized Share-based Compensation Expense

Share-based compensation expense recognized in the condensed consolidated financial statements by line item caption is as follows (in thousands):

	Three Months Ended
	September 30, 2018		September 30, 2017
Cost of product revenue	$	178	$	92
Cost of service revenue		345		133
Research and development		2,342		1,051
Sales and marketing		2,359		1,643
General and administrative		1,601		1,884
Total share-based compensation expense	$	6,825	$	4,803

Summary of Stock Award Activity

The following table summarizes stock award activity for the three months ended September 30, 2018 (in thousands, except grant date fair value):

	Number of Shares			Weighted- Average Grant Date Fair Value		Aggregate Fair Market Value
Non-vested stock awards outstanding at June 30, 2018		7,764		$	8.60	$	61,804
Granted		3,337			6.44
Vested		(1,142	)		6.28
Cancelled		(565	)		8.69
Non-vested stock awards outstanding at September 30, 2018		9,394		$	8.11	$	51,479

Summary of Stock Option Activity

The following table summarizes stock option activity for the three months ended September 30, 2018 (in thousands, except per share and contractual term):

	Number of Shares			Weighted-Average Exercise Price Per Share		Weighted-Average Remaining Contractual Term (years)		Aggregate Intrinsic Value
Options outstanding at June 30, 2018		2,193		$	3.88		2.90	$	8,996
Granted		852			6.40
Exercised		(123	)		3.81
Cancelled		(80	)		6.18
Options outstanding at September 30, 2018		2,842		$	4.57		3.88	$	3,343
Vested and expected to vest at September 30, 2018		2,842		$	4.57		3.88	$	3,343
Exercisable at September 30, 2018		1,939		$	3.98		2.68	$	2,946

Schedule of Fair Value Assumptions for Stock Options and Employee Stock Purchase Plan Awards

The following assumptions were used to calculate the fair value of shares granted under the ESPP during the following periods:

	Employee Stock Purchase Plan
	Three Months Ended
	September 30, 2018			September 30, 2017
Expected life	0.5 years			0.5 years
Risk-free interest rate		2.20	%		1.15	%
Volatility		63	%		42	%
Dividend yield		—	%		—	%