XML 55 R27.htm IDEA: XBRL DOCUMENT v2.4.0.8
Computation of Per Share Amounts - Anti-Dilutive Shares Disclosure (Details)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities 115 225
Employee stock options
   
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities 88 94
Unvested restricted stock units
   
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities 27 131