SHAREHOLDERS' EQUITY (Tables)

3 Months Ended

Mar. 29, 2013

Summary Of Stock-Based Compensation Expense, Net Of Tax

The following table summarizes stock-based compensation expense related to employee stock-based compensation (for all plans) included in the Condensed Consolidated Statements of Income for the first quarter of fiscal 2013 and 2012.

	First Quarter of
	2013		2012
(Dollars in thousands)
Cost of sales	$	600	$	520
Research and development	1,147		1,229
Sales and marketing	1,764		1,791
General and administrative	5,307		4,249
Total operating expenses	8,218		7,269
Total stock-based compensation expense	$	8,818	$	7,789

Schedule Of Weighted Average Assumptions Used In Stock Options Granted

For options granted during the first quarter of fiscal 2013 and 2012, the following weighted average assumptions were used:

	First Quarter of
	2013	2012
Expected dividend yield	—	—
Expected stock price volatility	40.3%	45.4%
Risk free interest rate	0.6%	0.8%
Expected life of options	4.1 years	4.1 years