XML 71 R21.htm IDEA: XBRL DOCUMENT v2.4.0.8
Earnings Per Share
 6 Months Ended
Jun. 30, 2014
Earnings Per Share [Abstract]  
Earnings Per Share
Earnings (Loss) Per Share
Basic net income (loss) per share (EPS) is computed by dividing net income (loss) by the weighted average number of common shares outstanding during the period. Diluted EPS is computed by dividing net income (loss) by the weighted average number of common and dilutive potential common shares outstanding during the period. Basic and diluted EPS (in thousands, except per share amounts):
 
 
Quarters Ended
June 30,
 
Six Months Ended
June 30,
 
2014
 
2013
 
2014
 
2013
Net income (loss)
$
(21,029
)
 
$
(18,471
)
 
$
(28,799
)
 
$
(30,145
)
Weighted average common shares outstanding used to compute basic EPS
35,890

 
35,455

 
35,865

 
35,399

Dilutive effect of stock based awards
—

 
—

 
—

 
—

Weighted average common shares outstanding used to compute diluted EPS
35,890

 
35,455


35,865


35,399

Basic EPS
$
(0.59
)
 
$
(0.52
)
 
$
(0.80
)
 
$
(0.85
)
Diluted EPS
$
(0.59
)
 
$
(0.52
)
 
$
(0.80
)
 
$
(0.85
)

During the quarter and six months ended June 30, 2014, 6.3 million and 6.2 million shares of common stock, respectively, of potentially issuable shares from stock awards were excluded from the calculation of diluted EPS because of their antidilutive effect.
During the quarter and six months ended June 30, 2013, 4.3 million and 4.3 million shares of common stock, respectively, of potentially issuable shares from stock awards were excluded from the calculation of diluted EPS because of their antidilutive effect.