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2324301 - Disclosure - Stock Incentive Plans (Tables)
(http://www.alimerasciences.com/role/StockIncentivePlansTables)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001267602 (http://www.sec.gov/CIK)
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
 
Summary of Stock Option Transactions
A summary of stock option transactions under the plans are as follows: 
 
Years Ended December 31,
 
2016
 
2015
 
Options
 
Weighted
Average
Exercise
Price
 
Options
 
Weighted
Average
Exercise
Price
Options outstanding at beginning of period
9,475,890

 
$
3.43

 
7,681,256

 
$
3.03

Grants
2,195,250

 
2.05

 
2,570,000

 
4.62

Forfeitures
(581,497
)
 
3.15

 
(431,114
)
 
4.79

Exercises
(285,231
)
 
1.41

 
(344,252
)
 
1.66

Options outstanding at year end
10,804,412

 
3.22

 
9,475,890

 
3.43

Options exercisable at year end
7,363,400

 
3.29

 
5,808,528

 
3.27

Weighted average per share fair value of options granted during the year
$
1.55

 
 
 
$
3.58

 
 
  
Summary of Additional Stock Option Transactions
The following table provides additional information related to outstanding stock options, fully vested stock options, and stock options expected to vest as of December 31, 2016:
 
Shares
 
Weighted
Average
Exercise
Price
 
Weighted
Average
Contractual
Term
 
Aggregate
Intrinsic
Value
 
 
 
 
 
 
 
(In thousands)
Outstanding
10,804,412

 
$
3.22

 
6.45 years
 
$
—

Exercisable
7,363,400

 
3.29

 
5.42 years
 
—

Outstanding, vested and expected to vest
10,374,846

 
3.23

 
6.35 years
 
—

  
Weighted-Average Assumptions Used for Option Grants
The weighted-average assumptions used for option grants were as follows:
 
Years Ended December 31,
 
2016
 
2015
Risk-free interest rate
1.57
%
 
1.55
%
Volatility factor
93.54
%
 
96.80
%
Grant date fair value of common stock options
$
1.55

 
$
3.58

Weighted-average expected life
5.99 years

 
6.03 years

Assumed forfeiture rate
10.00
%
 
10.00
%
  
Employee Stock-Based Compensation Expense
Employee stock-based compensation expense related to stock options recognized in accordance with ASC 718 was as follows:
 
Years Ended December 31,
 
2016
 
2015
 
(In thousands)
Sales and marketing
$
1,109

 
$
925

Research, development and medical affairs
886

 
1,271

General and administrative
2,814

 
2,732

Total employee stock-based compensation expense
$
4,809

 
$
4,928