Stockholder's Equity (Tables)

3 Months Ended

Jan. 01, 2016

Stockholders' Equity Note [Abstract]

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs

The following table summarizes the share-based compensation expense by line item in the Statement of Operations (in millions):

	Three months ended
	January 1, 2016		January 2, 2015
Cost of sales	$	4.0	$	3.2
Research and development	9.6		9.8
Selling, general and administrative	9.7		8.7
Total share-based compensation	$	23.3	$	21.7