XML 34 R15.htm IDEA: XBRL DOCUMENT v2.4.0.6
Stock-based Compensation (Tables)
6 Months Ended
Jun. 30, 2012
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Stock Option Activity
A summary of our stock option activity is as follows:
 
Outstanding Options
 
Number of Shares
 
Weighted Average Exercise Price
Balance at January 1, 2012
2,154,112

 
$
1.49

Options granted
190,000

 
0.51

Options exercised

 

Options cancelled/expired
(591,037
)
 
2.65

Balance at June 30, 2012
1,753,075

 
$
0.99

Exercisable, June 30, 2012
1,221,251

 
$
1.08

Vested and expected to vest
1,720,091

 
$
0.99

Schedule of Restricted Stock Activity
A summary of our restricted stock activity is as follows:
 
Restricted Shares
 
Weighted-Average Grant Date Fair Value
 
Weighted-Average Contractual Life
Non-vested restricted stock at January 1, 2012
40,607

 
$
0.68

 
9.69 yrs
Granted

 

 
 
Vested

 

 
 
Cancelled/expired
(5,681
)
 
0.68

 
 
Non-vested restricted stock at June 30, 2012
34,926

 
$
0.68

 
9.19 yrs
Schedule of Stock-Based Compensation Expense
The following table summarizes the stock-based compensation expense (in thousands):
 
Three Months Ended June 30,
 
Six Months Ended June 30,
Type of awards:
2012
 
2011
 
2012
 
2011
Stock options
$
42

 
$
115

 
$
129

 
$
200

Restricted stock
4

 
5

 
7

 
95

 
$
46

 
$
120

 
$
136

 
$
295

Income statement account:
 

 
 

 
 
 
 
Promotion and selling
$
19

 
$
28

 
$
43

 
$
86

General and administrative
27

 
92

 
93

 
209

 
$
46

 
$
120

 
$
136

 
$
295

Schedule of Key Weighted-Average Assumptions
We employ the following key weighted-average assumptions in determining the fair value of stock options, using the Black-Scholes option pricing model and the provisions of Staff Accounting Bulletins (SAB) 107 and 110, which allow the simplified method to estimate the expected term of "plain vanilla" options:
 
Six Months Ended June 30,
 
2012
 
2011
Expected dividend yield

 

Expected stock price volatility
102.0
%
 
99.4
%
Risk-free interest rate
1.2
%
 
2.5
%
Expected term (in years)
6.1 years

 
5.9 years

Weighted-average grant date fair-value
$
0.41

 
$
1.06