Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	11 Months Ended	12 Months Ended
	Oct. 02, 2015	Oct. 31, 2014	Oct. 25, 2013
Income Tax Disclosure [Abstract]
Incremental tax benefit received upon exercise of non-qualified employee stock options	$ 2.0	$ 7.1	$ 3.0
Undistributed foreign earnings	526.0
Unrecognized tax benefits related to operating losses and tax credits decrease as a result of settlement of examinations and/or the expiration of statutes of limitations	$ 0.9