Stockholders' Equity (Tables)

3 Months Ended

Mar. 31, 2014

Restricted Stock Units (RSUs) [Member]

Summary of Activity Related to Restricted Stock Units

A summary of activity related to restricted stock units under the Third Amended and Restated 2004 Equity Incentive Plan during the three month period ended March 31, 2014, is presented below: 

	Unvested Shares
Outstanding at December 31, 2013	1,299,466
Granted	491,405
Forfeited	(12,928)
Vested and Issued	(482,958)
Vested and Unissued	(70,422)
Outstanding at March 31, 2014	1,224,563

Performance Shares [Member]

Summary of Performance-Based Restricted Stock Units Activity and Related Information

A summary of activity related to PBRSU’s during the three month period ended March 31, 2014, is presented below: 

	Unvested Shares
Outstanding at December 31, 2013	-
Granted	54,723
Forfeited	-
Vested	-
Outstanding at March 31, 2014	54,723