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Common Stock and Stock Compensation (Tables)
 12 Months Ended
Dec. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity
The following table summarizes option activities from December 31, 2012 through December 31, 2013:
 
 
Number of Shares
 
Weighted-Average Exercise Price per Share
 
Weighted-Average Remaining Contractual Term (in years)
 
Aggregate Intrinsic Value (in thousands)
 Outstanding as of December 31, 2012
 
208,862

 
$20.75
 
 
 
 
Granted
 
40,293

 
$15.67
 
 
 
 
Exercised
 
(23,505
)
 
$13.14
 
 
 
 
Forfeited
 
(92,072
)
 
$25.07
 
 
 
 
Outstanding as of December 31, 2013
 
133,578

 
$17.57
 
7.4
 
$365
Vested or expected to vest at December 31, 2013
 
121,170

 
$17.63
 
7.3
 
$340
Exercisable at December 31, 2013
 
81,090

 
$17.53
 
6.4
 
$266
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions
The following table summarizes the weighted-average assumptions for stock options granted:
 
Year Ended December 31,
 
2013
 
2012
 
2011
Expected life (years)
3.00

 
3.02

 
4.36

Risk-free interest rate
0.5
%
 
0.4
%
 
1.2
%
Volatility
58
%
 
62
%
 
74
%
Dividend yield
—

 
—

 
—
Schedule of Share-based Compensation, Restricted Stock Units Activity
 The following table summarizes restricted stock activities from December 31, 2012 through December 31, 2013:
 
 
Number of Shares
 
Weighted-Average Grant-Date Fair Value
 Outstanding as of December 31, 2012
226,402

 
$21.70
Granted
95,388

 
$14.33
Restricted Stock Release
(147,898
)
 
$19.49
Canceled
(79,121
)
 
$21.51
Outstanding as of December 31, 2013
94,771

 
$17.91
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs
The following table summarizes stock-based compensation expense as recorded in the Consolidated Statements of Operations (in thousands):
 
Year Ended December 31,
 
2013
 
2012
 
2011
Cost of revenue
$
(81
)
 
$
376

 
$
193

 
 
 
 
 
 
Sales and marketing
$
(32
)
 
$
148

 
$
55

Technology and design
187

 
133

 
57

General and administrative
1,996

 
2,902

 
2,712

Included in operating expenses
2,151

 
3,183

 
2,824

 
 
 
 
 
 
Total stock-based compensation expense
$
2,070

 
$
3,559

 
$
3,017
Schedule of Unrecognized Compensation Cost, Nonvested Awards
As of December 31, 2013, total compensation cost not yet recognized and the weighted-average remaining term is as follows ($ in thousands):
 
Expense not yet
recognized
 
Weighted Average Remaining Term (in years)
Stock Options
$
286

 
2.2

Restricted Stock Units
$
651

 
1.6