Consolidated Combined Statements of Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 28, 2013	Jun. 29, 2012	Jun. 28, 2013	Jun. 29, 2012
Income Statement [Abstract]
Net sales	$ 570.0	$ 516.3	$ 1,659.3	$ 1,543.1
Cost of sales	304.2	273.1	886.5	811.6
Gross profit	265.8	243.2	772.8	731.5
Selling, general and administrative expenses	166.9	137.2	474.4	411.3
Research and development expenses	44.8	35.2	122.4	107.5
Separation costs	44.2	7.2	70.6	17.4
Restructuring charges, net	11.3	5.0	17.9	10.5
Gain on divestiture	(0.8)	(0.8)	(2.2)	(2.2)
Operating income (loss)	(0.6)	59.4	89.7	187.0
Interest expense	(9.4)	(0.1)	(9.6)	(0.4)
Interest income	0	0.1	0.1	0.4
Other income, net	2.1	0.1	2.3	0.8
Income (loss) from continuing operations before income taxes	(7.9)	59.5	82.5	187.8
Provision for income taxes	19.8	24.4	55.9	73.8
Income (loss) from continuing operations	(27.7)	35.1	26.6	114.0
Loss from discontinued operations, net of income taxes	(0.2)	(1.9)	(1.3)	(5.6)
Net income (loss)	$ (27.9)	$ 33.2	$ 25.3	$ 108.4
Basic earnings per share:
Income (loss) from continuing operations (in usd per share)	$ (0.48)	$ 0.61	$ 0.46	$ 1.98
Loss from discontinued operations (in usd per share)	$ 0.00	$ (0.03)	$ (0.02)	$ (0.10)
Net income (loss) (in usd per share)	$ (0.48)	$ 0.58	$ 0.44	$ 1.88
Diluted earnings per share:
Income (loss) from continuing operations (in usd per share)	$ (0.48)	$ 0.61	$ 0.46	$ 1.98
Loss from discontinued operations (in usd per share)	$ 0.00	$ (0.03)	$ (0.02)	$ (0.10)
Net income (loss) (in usd per share)	$ (0.48)	$ 0.58	$ 0.44	$ 1.88
Weighted-average number of shares outstanding:
Basic (in shares)	57.7	57.7	57.7	57.7
Diluted (in shares)	57.7	57.7	57.7	57.7