Stockholders' Equity

3 Months Ended

Mar. 28, 2015

Stockholders' Equity Note [Abstract]

Stockholders' Equity

Stockholders’ Equity

Restricted Stock Units

Restricted stock unit activity under our equity incentive plan during the three months endedMarch 28, 2015 is set forth below:

	Units		Weighted Average Grant Date Fair Value
Restricted stock units at December 27, 2014	3,250,046		$	6.07
Awards granted	—		—
Awards vested	(749,259	)	6.94
Awards canceled	(67,910	)	6.43
Restricted stock units at March 28, 2015	2,432,877		$	5.79

The total fair value of restricted stock units vested during the three months endedMarch 28, 2015 and March 29, 2014 was $7.5 million and $2.7 million, respectively.

Stock Options

During the three months endedMarch 28, 2015, we granted 450,000 stock options to our Chief Executive Officer with a grant-date fair value of approximately $1.7 million which will be recognized as stock compensation expense ratably over the service period. The following weighted average assumptions were used in the estimated grant-date fair value calculations using the Black-Scholes option pricing model:

Stock Options:
Dividend yield	—	%
Expected volatility	47.5	%
Risk-free interest rate	1.57	%
Expected term (in years)	5.52

During the three months endedMarch 29, 2014, we did not grant any stock options.