Employee Benefit Plans (Tables)

9 Months Ended

Sep. 27, 2013

Summary of Company's Stock Option and Restricted Stock Unit Activity

The following table summarizes the Company’s stock option and RSU unit activity during the nine months ended September 27, 2013 (in thousands, except per share amounts):



			Stock Options Outstanding				Restricted Stock Units Outstanding
	Shares Available for Grant		Number of Shares		Weighted Average Exercise Price		Number of Units		Weighted Average Grant Date Fair Value
Balance at December 31, 2012	10,155		8,900		$	6.83	3,938		$	6.44
Authorized	—		—		—		—		—
Granted	(3,361	)	1,360		5.81		1,333		5.84
Options exercised	—		(788	)	4.15		—		—
Shares released	—		—		—		(1,622	)	6.28
Forfeited or cancelled	2,015		(1,461	)	6.92		(418	)	6.51
Balance at September 27, 2013	8,809		8,011		$	6.90	3,231		$	6.27

Summary of Stock Options Outstanding

The following table summarizes information about stock options outstanding as of September 27, 2013 (in thousands, except per share amounts):



	Number of Shares	Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (Years)	Aggregate Intrinsic Value
Vested and expected to vest	7,719	$	6.94	3.3	$	9,532
Exercisable	5,604	7.27		2.3	5,516

Summary of Restricted Stock Units Outstanding

The following table summarizes information about restricted stock units outstanding as of September 27, 2013 (in thousands, except per share amounts):



	Number of Shares Underlying Restricted Stock Units	Weighted Average Remaining Vesting Period (Years)	Aggregate Fair Value (1)
Vested and expected to vest	2,934	0.9	$	22,824


(1)	Represents the fair value of the Company’s common stock as of September 27, 2013, times the number of restricted stock units vested and expected to vest as of the same date.