Employee Benefit Plans (Tables)

3 Months Ended

Mar. 29, 2013

Compensation And Retirement Disclosure [Abstract]

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 three months ended March 29, 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		(2,914	)		1,251			5.77		1,109			5.75
Options exercised		—			(191	)		2.95		—			—
Shares released		—			—			—		(918	)		6.06
Forfeited or cancelled		944			(630	)		6.18		(213	)		6.82
Balance at March 29, 2013		8,185			9,330		$	6.81		3,916		$	6.32

Summary of Stock Options Outstanding

The following table summarizes information about stock options outstanding as of March 29, 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		9,071	$	6.83		3.4	$	3,053
Exercisable		6,518		7.17		2.4		2,187

Summary of Restricted Stock Units Outstanding

The following table summarizes information about restricted stock units outstanding as of March 29, 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		3,622		1.2	$	20,972

(1) Represents the fair value of the Company’s common stock as of March 29, 2013, times the number of restricted stock units vested and expected to vest as of the same date.