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Stockholders' Equity (Tables)
 12 Months Ended
Dec. 28, 2013
Activity in Stock Option Plan

The following table summarizes information regarding activity in our stock option plans during the fiscal years ended 2013, 2012 and 2011 (in thousands except share and per share data):

 

 

  

 

 

 

Outstanding Options

 

 

  

Shares
Available
for Grant

 

 

Number
of Shares

 

 

Aggregate
Price

 

 

Weighted
Average
Exercise
Price

 

FY 2010: Balances, January 1, 2011

 

 

760,137

 

 

 

1,618,066

 

 

$

5,906

 

 

$

3.65

 

Additional shares reserved

 

 

163,378

 

 

 

 

 

 

 

 

 

 

 

 

 

Options granted

 

 

(319,900

)

 

 

319,900

 

 

 

1,148

 

 

 

3.59

 

Restricted stock granted

 

 

(100,315

)

 

 

 

 

 

 

 

 

 

 

 

 

Options exercised

 

 

—

 

 

 

(99,291

)

 

 

(321

)

 

 

3.24

 

Options cancelled

 

 

72,274

 

 

 

(72,274

)

 

 

(353

)

 

 

4.88

 

Options expired

 

 

(70,353)

 

 

 

—

 

 

 

—

 

 

 

—

 

FY 2011: Balances, December 31, 2011

 

 

505,221

 

 

 

1,766,401

 

 

 

6,380

 

 

 

3.61

 

Additional shares reserved

 

 

391,166

 

 

 

 

 

 

 

 

 

 

 

 

 

Options granted

 

 

(335,050

)

 

 

335,050

 

 

 

1,313

 

 

 

3.92

 

Restricted stock granted

 

 

(66,665

)

 

 

 

 

 

 

 

 

 

 

 

 

Options exercised

 

 

—

 

 

 

(174,631

)

 

 

(445

)

 

 

2.55

 

Options cancelled

 

 

356,277

 

 

 

(356,277

)

 

 

(1,550

)

 

 

4.35

 

Options expired

 

 

(108,971)

 

 

 

—

 

 

 

—

 

 

 

—

 

FY 2012: Balances, December 29, 2012

 

 

741,978

 

 

 

1,570,543

 

 

 

5,698

 

 

 

3.63

 

Additional shares reserved

 

 

52,128

 

 

 

 

 

 

 

 

 

 

 

 

 

Options granted

 

 

(149,600

)

 

 

149,600

 

 

 

851

 

 

 

5.69

 

Restricted stock granted

 

 

(234,012

)

 

 

 

 

 

 

 

 

 

 

 

 

Options exercised

 

 

—

 

 

 

(493,622

)

 

 

(1,495

)

 

 

3.03

 

Options cancelled

 

 

123,679

 

 

 

(123,679

)

 

 

(698

)

 

 

5.64

 

Options expired

 

 

(57,628

)

 

 

—

 

 

 

—

 

 

 

—

 

FY 2013: Balances, December 28, 2013

 

 

476,545

 

 

 

1,102,842

 

 

$

4,356

 

 

$

3.97

 

 
Stock Options Outstanding and Exercisable

The following table summarizes information with respect to stock options outstanding and exercisable at December 28, 2013:

 

 

  

Options Outstanding

 

  

Options Vested and Exercisable

 

Range of Exercise Prices

  

Number of
Shares
Outstanding at
December 28,
2013

 

  

Weighted
Average
Remaining
Contractual
Life (years)

 

  

Weighted
Average
Exercise
Price

 

  

Number of
Shares
Exercisable at
December 28,
2013

 

  

Weighted
Average
Exercise
Price

 

$0.90 - $2.34

 

 

124,474

 

 

 

2.00

 

 

$

1.44

 

 

 

124,474

 

 

$

1.44

 

$2.35 - $2.78

 

 

117,142

 

 

 

0.90

 

 

$

2.49

 

 

 

117,142

 

 

$

2.49

 

$2.93 - $3.60

 

 

127,694

 

 

 

3.63

 

 

$

3.42

 

 

 

88,432

 

 

$

3.36

 

$3.72 - $3.75

 

 

65,833

 

 

 

4.78

 

 

$

3.72

 

 

 

39,000

 

 

$

3.72

 

$3.86 - $3.86

 

 

171,875

 

 

 

5.96

 

 

$

3.86

 

 

 

26,573

 

 

$

3.86

 

$3.89 - $4.11

 

 

111,325

 

 

 

4.60

 

 

$

3.98

 

 

 

62,498

 

 

$

3.97

 

$4.12 - $4.74

 

 

126,775

 

 

 

4.05

 

 

$

4.46

 

 

 

78,546

 

 

$

4.32

 

$4.86 - $5.92

 

 

173,091

 

 

 

3.52

 

 

$

5.63

 

 

 

104,367

 

 

$

5.45

 

$6.00 - $9.06

 

 

81,633

 

 

 

2.22

 

 

$

6.74

 

 

 

60,492

 

 

$

6.90

 

$10.19 - $10.19

 

 

3,000

 

 

 

6.93

 

 

$

10.19

 

 

 

—

 

 

$

0.00

 

$0.90 - $10.19

 

 

1,102,842

 

 

 

3.62

 

 

$

3.97

 

 

 

701,524

 

 

$

3.69

 

 
Weighted Average Assumptions for Fair Value of Options Granted

 

The determination of the fair value of options granted by the Company is computed using the Black-Scholes option pricing model with the following weighted average assumptions:

 

 

  

Employee Stock Option Plan

 

  

FY 2013

 

FY 2012

 

FY 2011

Average risk free interest rate

  

1.12%

 

0.68%

 

0.98%

Expected life (in years)

  

4.50 years

 

4.55 years

 

4.70 years

Dividend yield

  

—

 

—

 

—

Average volatility

  

71.5%

 

89.2%

 

92.2%

 
Stock-Based Compensation Expense

The following table shows stock-based compensation expense by functional line item in the consolidated statements of operations for 2013, 2012 and 2011 (in thousands):

 

 

 

FY 2013

Year Ended

 

 

FY 2012

Year Ended

 

 

FY 2011

Year Ended

 

 

 

December 28, 2013

 

 

December 29, 2012

 

 

December 31, 2011

 

Cost of revenues

 

$

108

 

 

$

63

 

 

$

60

 

Research and development

 

 

71

 

 

 

77

 

 

 

76

 

Sales and marketing

 

 

113

 

 

 

105

 

 

 

112

 

General and administrative

 

 

397

 

 

 

143

 

 

 

230

 

Total stock-based compensation expense – continuing operations

 

 

689

 

 

 

388

 

 

 

478

 

Total stock-based compensation expense – discontinued operations

 

 

—

 

 

 

8

 

 

 

66

 

Total stock-based compensation expense

 

$

689

 

 

$

396

 

 

$

544

 

 
Stock Options Outstanding, Exercisable and Expected to Vest

Information regarding stock options outstanding, exercisable and expected to vest as of December 28, 2013 is summarized below:

 

 

  

 

 

  

 

 

  

Weighted Average

 

  

Aggregate

 

 

  

Number of

 

  

Weighted Average

 

  

Remaining Contractual

 

  

Intrinsic Value

 

 

  

Shares

 

  

Exercise Price

 

  

Life (years)

 

  

(thousands)

 

Options outstanding

 

 

1,102,842

 

 

$

3.97

 

 

 

3.62

 

 

$

6,287

 

Options vested and expected to vest

 

 

1,042,611

 

 

$

3.93

 

 

 

3.48

 

 

$

5,981

 

Options exercisable

 

 

701,524

 

 

$

3.69

 

 

 

2.33

 

 

$

4,196

 

 
Restricted Stock Units Outstanding, Vested and Expected to Vest

Information regarding the restricted stock units outstanding, vested and expected to vest as of December 28, 2013 is summarized below:

 

 

  

Number of
Shares

 

  

Weighted Average
Remaining Contractual
Life (years)

 

  

Aggregate Intrinsic
Value (thousands)

 

Restricted stock units outstanding

 

 

269,259

 

 

 

0.86

 

 

$

2,604

 

Restricted stock units vested and expected to vest

 

 

243,471

 

 

 

0.85

 

 

$

2,354

 

 
Restricted Stock Units and Awards

Information regarding the restricted stock units and awards activity during the year ended December 28, 2013, December 29, 2012 and December 31, 2011 is summarized below:

 

 

  

Number of
Shares

 

 

Weighted Average
Grant Date Fair
Value

 

 

 

 

 

 

 

 

 

 

Outstanding at January 1, 2011

 

 

—

 

 

$

—

 

Restricted stock units granted

 

 

90,189

 

 

$

3.49

 

Outstanding at December 31, 2011

 

 

90,189

 

 

$

3.49

 

Restricted stock units granted

 

 

55,999

 

 

$

3.85

 

Restricted stock units released

 

 

(15,189

)

 

$

3.95

 

Restricted stock units forfeited

 

 

(75,000

)

 

$

3.40

 

Outstanding at December 29, 2012

 

 

55,999

 

 

$

3.85

 

Restricted stock units granted

 

 

230,509

 

 

$

4.51

 

Restricted stock units released

 

 

(17,249

)

 

$

3.77

 

Outstanding at December 28, 2013

 

 

269,259

 

 

$

4.42

 

 

 

Information regarding the restricted stock units and awards activity during the year ended December 28, 2013, December 29, 2012 and December 31, 2011 is summarized below:

 

 

  

Number of
Shares

 

 

Weighted Average
Grant Date Fair
Value

 

Outstanding at January 1, 2011

 

 

—

 

 

$

—

 

Restricted stock awards granted

 

 

10,126

 

 

$

3.95

 

Outstanding at December 31, 2011

 

 

10,126

 

 

$

3.95

 

Restricted stock awards granted

 

 

10,666

 

 

$

3.75

 

Restricted stock awards released

 

 

(10,126

)

 

$

3.95

 

Outstanding at December 29, 2012

 

 

10,666

 

 

$

3.75

 

Restricted stock awards granted

 

 

3,503

 

 

$

5.71

 

Restricted stock awards released

 

 

(10,666

)

 

$

3.75

 

Outstanding at December 28, 2013

 

 

3,503

 

 

$

5.71