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Stock-Based Compensation (Tables)

9 Months Ended

Oct. 01, 2011

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

The table below summarizes the stock-based compensation expense for the three and nine months ended October 1, 2011 and October 2, 2010:



	Three Months Ended				Nine Months Ended
	October 1, 2011		October 2, 2010		October 1, 2011		October 2, 2010
Stock-based compensation expense:
Cost of goods sold	$	1,906	$	1,321	$	4,710	$	3,406
Research, development and engineering	2,179		1,627		6,240		4,749
Selling, general and administrative	2,051		1,709		7,392		4,784
Total stock-based compensation expense included in income from operations	$	6,136	$	4,657	$	18,342	$	12,939

Stock-Based Compensation by Payment Award

The following table summarizes the Company’s stock option transactions for the nine months ended October 1, 2011:



	Nine Months Ended
	October 1, 2011
	Shares (in thousands)		Weighted- average exercise price per share
Outstanding at December 31, 2010	28,436		$	6.03
Granted	5,430		12.24
Exercised	(2,660	)	6.52
Forfeited	(1,008	)	13.84
Outstanding at October 1, 2011	30,198		$	6.84

Schedule of Employee Stock Purchase Plan Activity

The table below summarizes the ESPP common stock purchases for the three and nine months ended October 1, 2011 and October 2, 2010.

Three Months Ended

Nine Months Ended

October 1,
2011

October 2,
2010

October 1,
2011

October 2,
2010

Shares purchased (in thousands)

—

769

941

- Definition

Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate.

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- Definition

Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

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