SHAREHOLDERS' EQUITY (Tables)

6 Months Ended

Jul. 01, 2016

Equity [Abstract]

Summary Of Stock-Based Compensation Expense, Net Of Tax

The following table summarizes stock-based compensation expense for the second quarter and first two quarters of fiscal 2016 and 2015.

	Second Quarter of				First Two Quarters of
	2016		2015		2016		2015
(Dollars in millions)
Cost of sales	$	0.9	$	1.0	$	1.9	$	1.9
Research and development	2.4		2.1		4.7		4.3
Sales and marketing	2.2		2.2		4.2		4.5
General and administrative	7.5		6.7		15.9		13.8
Total operating expense	12.1		11.0		24.8		22.6
Total stock-based compensation expense	$	13.0	$	12.0	$	26.7	$	24.5