SHAREHOLDERS' EQUITY (Tables)

9 Months Ended

Oct. 02, 2015

Equity [Abstract]

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 unaudited Condensed Consolidated Statements of Income for the third quarter and the first three quarters of fiscal 2015 and 2014.

	Third Quarter of				First Three Quarters of
	2015		2014		2015		2014
(Dollars in millions)
Cost of sales	$	1.0	$	0.8	$	2.9	$	2.3
Research and development	2.1		1.6		6.4		4.8
Sales and marketing	2.2		2.0		6.7		6.0
General and administrative	7.5		6.6		21.3		19.0
Total operating expenses	11.8		10.2		34.4		29.8
Total stock-based compensation expense	$	12.8	$	11.0	$	37.3	$	32.1

Schedule Of Weighted Average Assumptions Used In Stock Options Granted

For options granted during the third quarter and the first three quarters of fiscal 2015 and 2014, the following weighted average assumptions were used:

	Third Quarter of		First Three Quarters of
	2015	2014	2015	2014
Expected dividend yield	—	—	—	—
Expected stock price volatility	35.4%	35.4%	35.4%	35.4%
Risk free interest rate	1.2%	0.9%	1.4%	1.2%
Expected life of options	3.8 years	3.9 years	4.3 years	4.0 years