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Shareholders' Equity and Share-based Compensation (Tables)
 3 Months Ended
Sep. 30, 2018
Share-based Compensation [Abstract]  
Restricted Stock Units Activity
The following table summarizes the Company's MSU activities for the three months ended September 30, 2018:

 
Number of Performance-based Restricted Stock
Units
 
Weighted Average
Grant Date Fair
Value Per Share
 
Weighted Average
Remaining
Recognition
Period (Years)
Nonvested at June 30, 2018
—

 
$
—

 
—

Granted
1,310,000

 
$
5.17

 
 
Vested
—

 
$
—

 
 
Forfeited
—

 
$
—

 
 
Nonvested at September 30, 2018
1,310,000

 
$
5.17

 
5.71

MSUs vested and expected to vest
920,140

 
 
 
5.63

The following table summarizes the Company's PRSU activities for the three months ended September 30, 2018:

 
Number of Performance-based Restricted Stock
Units
 
Weighted Average
Grant Date Fair
Value Per Share
 
Weighted Average
Remaining
Recognition
Period (Years)
 
Aggregate Intrinsic Value
Nonvested at June 30, 2018
422,300

 
$
16.63

 
2.06
 
$
6,013,552

Granted
—

 
—

 
 
 
 
Vested
—

 
—

 
 
 
 
Forfeited
(500
)
 
$
16.22

 
 
 
 
Nonvested at September 30, 2018
421,800

 
$
16.63

 
1.80
 
$
4,905,534

PRSUs vested and expected to vest
377,861

 
 
 
1.73
 
$
4,394,528

Time-based Restricted Stock Units ("TRSU")
The following table summarizes the Company's TRSU activities for the three months ended September 30, 2018:
 
Number of Restricted Stock
Units
 
Weighted Average
Grant Date Fair
Value Per Share
 
Weighted Average
Remaining
Recognition
Period (Years)
 
Aggregate Intrinsic Value
Nonvested at June 30, 2018
919,023

 
$
15.14

 
1.62
 
$
13,086,888

Granted
39,676

 
$
14.24

 
 
 
 
Vested
(35,566
)
 
$
14.64

 
 
 
 
Forfeited
(5,375
)
 
$
11.97

 
 
 
 
Nonvested at September 30, 2018
917,758

 
$
15.14

 
1.46
 
$
10,673,526

TRSUs vested and expected to vest
839,391

 
 
 
1.39
 
$
9,762,119
Summary of Stock Option Activities
The following table summarizes the Company's stock option activities for the three months ended September 30, 2018:

 
 
 
 
 
Weighted
 
 
 
 
 
Weighted
 
Average
 
 
 
 
 
Average
 
Remaining
 
 
 
Number of
 
Exercise Price
 
Contractual
 
Aggregate
 
Shares
 
Per Share
 
Term (in years)
 
Intrinsic Value
Outstanding at June 30, 2018
886,978

 
$
10.97

 
4.03
 
$
3,557,248

Exercised
(10,000
)
 
$
10.50

 
 
 
$
43,115

Outstanding at September 30, 2018
876,978

 
$
10.98

 
3.81
 
$
1,947,927

Options vested and expected to vest
876,978

 
$
10.98

 
3.81
 
$
1,947,927

Exercisable at September 30, 2018
876,978

 
$
10.98

 
3.81
 
$
1,947,927
Share-based Compensation, Allocation of Recognized Period Costs
Share-based Compensation Expense
The total share-based compensation expense recognized in the condensed consolidated statements of operations for the periods presented was as follows:
 
Three Months Ended September 30,
 
2018
 
2017
 
(in thousands)
Cost of goods sold
$
497

 
$
316

Research and development
632

 
362

Selling, general and administrative
2,000

 
1,330

 
$
3,129

 
$
2,008