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Stock-Based Compensation
9 Months Ended
Sep. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Stock-Based Compensation
14. Stock-Based Compensation

The Company grants restricted stock awards pursuant to a stockholder approved stock-based incentive plan. This incentive plan is described in further detail in Note 15, Stock-Based Compensation, of Notes to the Condensed Consolidated Financial Statements in the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2016.

In September 2017, the Company made inducement grants in the form of stock options and restricted stock awards. See the Company’s Current Report on Form 8-K filed with the SEC on September 11, 2017 for additional details.

The following table summarizes the Company’s stock option and restricted stock award activity during the nine months ended September 30, 2017:
 
 
Stock Options
 
Restricted Stock Awards
(In thousands except per share amounts)
 
Number of Shares Outstanding
 
Weighted Average Exercise Price
 
Number of Shares Outstanding
 
Weighted Average Grant-date Fair Value Per Share
Balance at December 31, 2016
 

 
$

 
1,472

 
$
3.96

Granted
 
961

 
$
3.21

 
2,157

 
$
2.27

Vested or released
 

 
$

 
(426
)
 
$
3.52

Forfeited or canceled
 

 
$

 
(10
)
 
$
3.12

Balance at September 30, 2017
 
961

 
$
3.21

 
3,193

 
$
2.88