Stock-Based Compensation (Tables)

6 Months Ended

Dec. 29, 2012

Stock-Based Compensation

Schedule of allocation of stock based compensation cost

The impact on the Company’s results of operations of recording stock-based compensation by function for the three and six months ended December 29, 2012 and December 31, 2011 was as follows (in millions):

	Three Months Ended				Six Months Ended
	December 29,		December 31,		December 29,		December 31,
	2012		2011		2012		2011
Cost of sales	$	2.1	$	1.5	$	4.3	$	3.3
Research and development	3.4		3.1		6.3		5.7
Selling, general and administrative	8.1		7.7		15.6		14.8
	$	13.6	$	12.3	$	26.2	$	23.8

Schedule of valuation assumptions for MSU using Monte Carlo simulation

The Company estimates the fair value of the MSUs on the date of grant using a Monte Carlo simulation with the following assumptions:

	Six Months Ended
	December 29,		December 31,
	2012		2011
Volatility of common stock	57.7	%	68.7	%
Average volatility of peer companies	58.3	%	68.4	%
Average correlation coefficient of peer companies	0.3214		0.3383
Risk-free interest rate	0.4	%	0.7	%