Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Summary of Restricted Stock Units Activity (Details)

v2.4.0.8
Stock-Based Compensation - Summary of Restricted Stock Units Activity (Details) (RSUs, USD $)
9 Months Ended
Sep. 30, 2014
Aug. 31, 2014
RSUs
   
Number of Awards    
Unvested at beginning of period 168,832 1,059,745
Granted 1,730,714  
Vested (506,272)  
Forfeited (333,529)  
Unvested at end of period 1,059,745 1,059,745
Weighted-Average Grant Date Fair Value    
Unvested at beginning of period $ 14.36  
Granted $ 5.75  
Vested $ 6.45  
Forfeited $ 5.97  
Unvested at end of period $ 6.00