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Equity (Tables)
 6 Months Ended
Mar. 31, 2018
Equity [Abstract]  
Schedule of Stock Options Activity
The following table summarizes stock option activity under the Equity Plans for the six months ended March 31, 2018:


Number of Shares
 
Weighted Average Exercise Price
 
Weighted Average
Remaining Contractual Life
(in years)
 
Aggregate Intrinsic Value (*) (in thousands)
Outstanding as of September 30, 2017
326,798

 
$19.54
 
 
 
 
Granted
—

 
—

 
 
 
 
Exercised
(3,856
)
 
$4.45
 
 
 
$
13

Forfeited
(780
)
 
$4.22
 
 
 
 
Expired
(160,330
)
 
$24.27
 
 
 
 
Outstanding as of March 31, 2018
161,832

 
$15.28
 
2.98
 
$
89

Exercisable as of March 31, 2018
125,157

 
$18.38
 
1.61
 
$
52

Vested and expected to vest as of March 31, 2018
161,832

 
$15.28
 
2.98
 
$
89


(*) Intrinsic value for stock options represents the “in-the-money” portion or the positive variance between a stock option's exercise price and the underlying stock price. For the the six months ended March 31, 2017, the intrinsic value of options exercised was $0.9 million.
Schedule of Restricted Stock Activity
The following table summarizes the activity related to RSUs and RSAs subject to time-based vesting requirements for the six months ended March 31, 2018:

Restricted Stock Activity
 
Restricted Stock Units
 
Restricted Stock Awards
 
Number of Shares
 
Weighted Average Grant Date Fair Value
 
Number of Shares
 
Weighted Average Grant Date Fair Value
Non-vested as of September 30, 2017
 
778,084

 
$5.91
 
8,154

 
$8.20
Granted
 
296,043

 
$6.53
 
—

 
$0.00
Vested
 
(313,857
)
 
$5.32
 
—

 
$0.00
Forfeited
 
(12,763
)
 
$4.16
 
—

 
$0.00
Non-vested as of March 31, 2018
 
747,507

 
$6.43
 
8,154

 
$8.20
Schedule of Performance Share Activity
The following table summarizes the activity related to PSUs and PRSAs for the six months ended March 31, 2018:

Performance Stock Activity
 
Performance Stock Units
 
Performance Stock Awards
 
Number of Shares (at Target)
 
Weighted Average Grant Date Fair Value
 
Number of Shares (at Target)
 
Weighted Average Grant Date Fair Value
Non-vested as of September 30, 2017
 
328,708

 
$8.36
 
33,333

 
$12.25
Granted
 
240,164

 
$7.62
 
—

 
$0.00
Vested
 
(166,058
)
 
$6.86
 
—

 
$0.00
Non-vested as of March 31, 2018
 
402,814

 
$8.54
 
33,333

 
$12.25
Schedule of Stock-based Compensation Expense - By Award Type
The effect of recording stock-based compensation expense was as follows:

Stock-based Compensation Expense - by award type
For the three months ended March 31,
 
For the six months ended March 31,
(in thousands)
2018
 
2017
 
2018
 
2017
Employee stock options
$
10

 
$
11

 
$
20

 
$
22

Restricted stock units and awards
412

 
369

 
863

 
723

Performance stock units and awards
361

 
371

 
650

 
639

Employee stock purchase plan
75

 
66

 
161

 
118

Outside director equity awards and fees in common stock
75

 
12

 
154

 
90

Total stock-based compensation expense
$
933

 
$
829

 
$
1,848

 
$
1,592
Schedule of Stock-based Compensation Expense - By Expense Type
Stock-based Compensation Expense - by expense type
For the three months ended March 31,
 
For the six months ended March 31,
(in thousands)
2018
 
2017
 
2018
 
2017
Cost of revenue
$
115

 
$
147

 
$
254

 
$
240

Selling, general, and administrative
652

 
563

 
1,290

 
1,133

Research and development
166

 
119

 
304

 
219

Total stock-based compensation expense
$
933

 
$
829

 
$
1,848

 
$
1,592
Schedule of Earnings Per Share, Basic and Diluted
The following table sets forth the computation of basic and diluted net (loss) income per share:

Basic and Diluted Net (Loss) Income Per Share
 
For the three months ended March 31,
 
For the six months ended March 31,
(in thousands, except per share)
 
2018
 
2017
 
2018
 
2017
Numerator:
 
 
 
 
 
 
 
 
   (Loss) income from continuing operations
 
$
(3,071
)
 
$
1,855

 
$
(3,153
)
 
$
3,621

   Loss from discontinued operations
 
—

 
(7
)
 
—

 
(16
)
Undistributed earnings allocated to common shareholders for basic and diluted net income per share
 
(3,071
)
 
1,848

 
(3,153
)
 
3,605

Denominator:
 
 
 
 
 
 
 
 
Denominator for basic net income per share - weighted average shares outstanding
 
27,197

 
26,622

 
27,113

 
26,449

Dilutive options outstanding, unvested stock units, unvested stock awards and ESPP
 
—

 
963

 
—

 
917

Denominator for diluted net income per share - adjusted weighted average shares outstanding
 
27,197

 
27,585

 
27,113

 
27,366

 
 
 
 
 
 
 
 
 
Net (loss) income per basic share:
 
 
 
 
 
 
 
 
   Continuing operations
 
$
(0.11
)
 
$
0.07

 
$
(0.12
)
 
$
0.14

   Discontinued operations
 
—

 
(0.00
)
 
—

 
(0.00
)
Net (loss) income per basic share
 
$
(0.11
)
 
$
0.07

 
$
(0.12
)
 
$
0.14

 
 
 
 
 
 
 
 
 
Net (loss) income per diluted share:
 
 
 
 
 

 

   Continuing operations
 
$
(0.11
)
 
$
0.07

 
$
(0.12
)
 
$
0.13

   Discontinued operations
 
—

 
(0.00
)
 
—

 
(0.00
)
Net (loss) income per diluted share
 
$
(0.11
)
 
$
0.07

 
$
(0.12
)
 
$
0.13

Weighted average antidilutive options, unvested restricted stock units and awards, unvested performance stock units and ESPP shares excluded from the computation
 
972

 
370

 
793

 
550

 
 
 
 
 
 
 
 
 
Average market price of common stock
 
$
6.05

 
$
9.11

 
$
6.79

 
$
7.99
Schedule of Common Stock Reserved for Future Issuances
As of March 31, 2018, we had common stock reserved for the following future issuances:
Future Issuances
Number of Common Stock Shares Available for Future Issuances
Exercise of outstanding stock options
161,832

Unvested restricted stock units
747,507

Unvested performance stock units (at 200% maximum payout)
805,628

Purchases under the employee stock purchase plan
818,036

Issuance of stock-based awards under the Equity Plans
1,816,519

Purchases under the officer and director share purchase plan
88,741

Total reserved
4,438,263